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Study sets matching "4 physical science"

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Study sets matching "4 physical science"

40 terms
Physical Science Ch. 4
joule
kinetic energy, potential energy, radi…
kinetic energy
whole body kinetic energy
the SI unit for energy; 1 newton x 1 meter
What are the three main forms of energy?
energy in motion; can be the motion of part of an object or t…
the energy of an entire object moving; part of an object's me…
joule
the SI unit for energy; 1 newton x 1 meter
kinetic energy, potential energy, radi…
What are the three main forms of energy?
11 terms
Physical Science Chapter 4
mixture
heterogeneous mixture
homogeneous mixture
colloid
matter that consists of two or more substances mixed together…
a mixture that does not appear to be the same throughout
a mixture that appears to be the same throughout
a homogeneous mixture with particles permanently suspended
mixture
matter that consists of two or more substances mixed together…
heterogeneous mixture
a mixture that does not appear to be the same throughout
16 terms
Physical Science Chapter 4
Dalton's Theory
nucleus
Subatomic Particles
proton
All matter is made up of individual particles, called atoms,…
the central core of the atom
Three types of tiny particles that make up an atom
one of the POSITIVELY charged particles in an atom's nucleus
Dalton's Theory
All matter is made up of individual particles, called atoms,…
nucleus
the central core of the atom
10 terms
Physical Science Vocabulary 4
relative density
volume
density
physical state of matter
how the densities of different kinds of matter compare to eac…
the amount of space matter takes up
the amount of matter in a certain amount of volume (this is w…
one of three forms in which matter can exist (solid, liquid,…
relative density
how the densities of different kinds of matter compare to eac…
volume
the amount of space matter takes up
37 terms
Physical Science Chapter 4
atom
electron
nucleus
proton
the smallest particle of an element
one of the negatively charged particles outside an atom's nuc…
the central core of the atom
one of the positively charged particles in an atom's nucleus
atom
the smallest particle of an element
electron
one of the negatively charged particles outside an atom's nuc…
32 terms
Physical Science EOCT Domain 4
wave
mechanical wave
electromagnetic wave
transverse wave
any repeating disturbance
A type of wave that can travel only through matter, or a medium
A form of energy that can move through the vacuum of space; n…
A wave that moves the medium in a direction perpendicular to…
wave
any repeating disturbance
mechanical wave
A type of wave that can travel only through matter, or a medium
10 terms
Physical Science Vocab Quiz #4
plasma
melting point
chemical change
physical property
a state of electrically charged matter that forms only at ver…
the temperature at which a solid changes into a liquid
a change of matter in which atoms are rearranged to form a ne…
a characteristic that can be observed or measured without cha…
plasma
a state of electrically charged matter that forms only at ver…
melting point
the temperature at which a solid changes into a liquid
10 terms
Physical Science 4.3
Metal
Malleable
Ductile
Conductivity
A class of elements characterized by physical properties that…
A term used to describe material that can be pounded into sha…
A term used to describe a material that can be pulled out int…
The ability of an object to transfer heat or electricity to a…
Metal
A class of elements characterized by physical properties that…
Malleable
A term used to describe material that can be pounded into sha…
12 terms
Physical Science 4
Lens
Medium
Convex Lens
Concave Lens
An object that bends light as it passes through
A substance through which something else can be transmitted o…
A lens that is thicker in the center and thinner at the edges…
A lens that is thinner in the center and thicker at the edges…
Lens
An object that bends light as it passes through
Medium
A substance through which something else can be transmitted o…
42 terms
Physical Science Ch. 4 Test
Radioactive decay
Nuclear reactions
Alpha decay
Alpha particle
Process in which the nucleus of a radioactive atom releases f…
Reactions that involve particles in the nucleus of the atom.
Decay in which the nucleus releases 2 protons and 2 neutrons.
Particle that consists of two protons and two neutrons.
Radioactive decay
Process in which the nucleus of a radioactive atom releases f…
Nuclear reactions
Reactions that involve particles in the nucleus of the atom.
10 terms
Physical Science Wk. 4 Vocabulary
microscope
magnifying glass
observe
compare
A tool that has the power to magnify objects much more than a…
A tool that allows scientists to look closely at things that…
To watch, look, or notice.
To notice how discoveries are different and how they are simi…
microscope
A tool that has the power to magnify objects much more than a…
magnifying glass
A tool that allows scientists to look closely at things that…
Physical Science Chapter 4
atom
electron
nucleus
proton
the smallest particle of an element
one of the negatively charged particles outside an atom's nuc…
the central core of the atom
one of the positively charged particles in an atom's nucleus
atom
the smallest particle of an element
electron
one of the negatively charged particles outside an atom's nuc…
12 terms
Physical Science 4
Negative ion
Positive ion
Ionic compound properties
Covalent bond
An atom that has gained one or more electrons
An atom that has lost one or more electrons
Crystal structure, high melting/boiling points, only conduct…
A bond in which a pair of electrons is shared between two atoms
Negative ion
An atom that has gained one or more electrons
Positive ion
An atom that has lost one or more electrons
24 terms
BJU Physical Science - Chapter 4
mechanics
kinematics
dynamics
statics
modern study of motion
the description of HOW things move
the description of WHAT causes things to move
the description of how stationary objects react to pushes and…
mechanics
modern study of motion
kinematics
the description of HOW things move
15 terms
Physical Science Unit 4
Atoms
Electrons
Nucleus
Protons
the basic particle from which all elements are made
a negatively charged particle that is found outside of the nu…
the central core (or middle) of the atom
a positively charged particle that is part of an atom's nucleus
Atoms
the basic particle from which all elements are made
Electrons
a negatively charged particle that is found outside of the nu…
18 terms
Physical Science Chapter 4 Vocabulary
Ion
Bond
Valence Electron
Formula
A charged atom
When two or more atoms combine to form a new substance
The electrons in the outermost shell (main energy level) of a…
a combination of symbols that shows the ratio of elements in…
Ion
A charged atom
Bond
When two or more atoms combine to form a new substance
12 terms
Physical Science 4
Variable
Condensation
Property
Insulator
Any part of a system that can change the final result.
The change from a gas to a liquid as it cools.
A characteristic used to describe matter.
A substance that does not allow electricity or heat to pass t…
Variable
Any part of a system that can change the final result.
Condensation
The change from a gas to a liquid as it cools.
13 terms
Physical Science Chapter 4
4 contact forces
3 Field Forces
4 types of friction
Free fall
Compression... Tension... Torsion... Shear
Gravity... Electric... Magnetic
Static... Kinetic... Fluid... Rolling
Objects that fall due to gravity alone with no other forces a…
4 contact forces
Compression... Tension... Torsion... Shear
3 Field Forces
Gravity... Electric... Magnetic
Physical Science-Chapter 4
nucleus
proton
electron
neutron
the dense, positively charged mass located in the center of t…
a positively charged subatomic particle that is found in the…
a negatively charged subatomic particle that is found in the…
a neutral subatomic particle that is found in the nucleus of…
nucleus
the dense, positively charged mass located in the center of t…
proton
a positively charged subatomic particle that is found in the…
21 terms
Physical Science Chapter 4 Motion
Speed
Speed equation
average speed
instantaneous speed
describes how quickly an object moves, calculated by dividing…
the total distance divided by the total time for a trip.
the actual speed of a moving object at any moment
Speed
describes how quickly an object moves, calculated by dividing…
Speed equation
16 terms
Physical Science -- Chapter 4
work
machine
simple machine
compound machine
transfer of energy when a force is applied over a distance; m…
device that makes doing work easier by increasing the force a…
machine that does work with only one movement
machine that is a combination of two or more simple machines
work
transfer of energy when a force is applied over a distance; m…
machine
device that makes doing work easier by increasing the force a…
44 terms
Chapter 4 Physical Science: Atoms
electron
nucleus
atom
Democritus
A subatomic particle that has a negative charge
Center of an atom
Smallest particle of an element
Greek philosopher that said all matter is made of tiny partic…
electron
A subatomic particle that has a negative charge
nucleus
Center of an atom
19 terms
Physical Science HW 4
axis
centrifugal force
centripetal force
linear speed
The straight line about which rotation takes place.
An apparent outward force experienced by a rotating body. Due…
A center-seeking force that causes an object to follow a circ…
The distance moved per unit of time. Also simply called "spee…
axis
The straight line about which rotation takes place.
centrifugal force
An apparent outward force experienced by a rotating body. Due…
36 terms
Physical Science chapter 4
work
work= force x distance
machine
simple machine
transfer of energy when a force makes an object move; for ___…
equation for work (work measured in joules)
device that makes work easier
machine that does work with only one movement
work
transfer of energy when a force makes an object move; for ___…
work= force x distance
equation for work (work measured in joules)
31 terms
Physical Science Chapter 4
How do machines make WORK easier or fa…
Define WORK:
What is the work equation?
What is a simple machine ?
By CHANGING the FORCE needed to do the work
FORCE applied through a DISTANCE
W = Fd... Work = force x distance
A machine that does work with only ONE movement
How do machines make WORK easier or fa…
By CHANGING the FORCE needed to do the work
Define WORK:
FORCE applied through a DISTANCE
12 terms
Physical Science - Ch 4
electron
nucleus
proton
atomic number
a subatomic particle that has a negative charge
in physical science, an atom's central region, which is made…
a subatomic particle that has a positive charge and that is l…
the number of protons in the nucleus of an atom
electron
a subatomic particle that has a negative charge
nucleus
in physical science, an atom's central region, which is made…
18 terms
Physical Science Chapter 4
acceleration
average speed
coordinate axis
displacement
the rate of change of the speed or velocity of a system durin…
the average rate of motion over a time interval that accounts…
an imaginary line that contains an origin as a point of refer…
a quantity that describes the net distance and direction of m…
acceleration
the rate of change of the speed or velocity of a system durin…
average speed
the average rate of motion over a time interval that accounts…
31 terms
Apologia Physical Science--Module 4
The use of electricity to break down a…
To avoid experimental error, it is a g…
A molecule's _____ _____ is composed o…
An element's _____ symbol is made up o…
electrolysis
peer
chemical formula
atomic
The use of electricity to break down a…
electrolysis
To avoid experimental error, it is a g…
peer
12 terms
Physical Science chap. 4
Valence electron
Photon
Mass number
Isotope
An electron that is found in the outermost shell of an atom a…
A unit or quantum of light
The sum of the numbers of protons and neutrons in the nucleus…
An atom that has the same number of protons as other atoms of…
Valence electron
An electron that is found in the outermost shell of an atom a…
Photon
A unit or quantum of light
25 terms
Physical Science 7-4 Waves
Electromagnetic Waves
Radio Waves
Infrared Rays
Visible Light
Transverse waves consisting of changing electric fields and c…
Lowest energy form of electromagnetic radiation with longest…
Form of electromagnetic radiation that is perceived as heat
Form of electromagnetic radiation that comprises the colors o…
Electromagnetic Waves
Transverse waves consisting of changing electric fields and c…
Radio Waves
Lowest energy form of electromagnetic radiation with longest…
24 terms
Chapter 4 Energy Physical Science
energy
Name the four different forms of energy
kinetic energy
What is the SI unit for energy?
the ability to cause change
electrical, chemical, radiant, thermal
the energy of motion which depends on mass and speed
It is measured in joules.
energy
the ability to cause change
Name the four different forms of energy
electrical, chemical, radiant, thermal
9 terms
4.3 Physical Science
Pressure
Buoyant Force
Archimedes Principle
Density
equal to the force exerted on a surface divided by the total…
The difference in pressure resulting in an upward force on an…
The buoyant force on an object is equal to the weight of the…
mass divided by volume
Pressure
equal to the force exerted on a surface divided by the total…
Buoyant Force
The difference in pressure resulting in an upward force on an…
10 terms
Physical Science Set #4
Chemistry
Concave lens
Concave mirror
Convex lens
The study of the composition, structure, and properties of ma…
A lens that is thinner in the center than at the edges
A mirror with a surface that curves inward
A lens that is thicker in the center than at the edges
Chemistry
The study of the composition, structure, and properties of ma…
Concave lens
A lens that is thinner in the center than at the edges
18 terms
Physical Science Chapter 4
2 conditions that define work
machine
simple machine
3 ways machines make work easier
1. change in position... 2. applied force
device that makes work easier
one with only one or two parts
1. can increase the amount of force a person exerts... 2. can ch…
2 conditions that define work
1. change in position... 2. applied force
machine
device that makes work easier
28 terms
Physical Science: Chapter 4 - Energy
energy
kinetic energy
potential energy
mechanical energy
the ability to do work or cause change
the energy of a MOVING object
stored energy due to the position of an object
energy associated with motion and position of an object. ME =…
energy
the ability to do work or cause change
kinetic energy
the energy of a MOVING object
6 terms
Physical Science 4.1
ion
positive ion
negative ion
ionic bond
an atom or group of atoms that has become electrically charged
an atom that has lost one or more electrons
an atom that has gained one or more electrons
the attraction between two oppositely charged ions
ion
an atom or group of atoms that has become electrically charged
positive ion
an atom that has lost one or more electrons
20 terms
Chapter 4 Physical Science
mechanics
kinematics
dynamics
statics
the modern study of motion
the description of how things move
the description of what causes things to move
the description of how stationary things react to pushes and…
mechanics
the modern study of motion
kinematics
the description of how things move
20 terms
4 Physical Science
car accidents
1,300
180,000
Point of reference
Leading cause of death for children in the US is ______.
How many deaths a year under 14 years old
How many children under 14 are injured a year in the U.S.
landmarks to anchor our observation of seeing or hearing
car accidents
Leading cause of death for children in the US is ______.
1,300
How many deaths a year under 14 years old
16 terms
Physical Science Chapter 4 Motion
Speed
Speed equation
average speed
instantaneous speed
describes how quickly an object moves, calculated by dividing…
the total distance divided by the total time for a trip.
the actual speed of a moving object at any moment
Speed
describes how quickly an object moves, calculated by dividing…
Speed equation
15 terms
Physical Science Chapter 4
______ is the ability to cause change
energy is measured in _____
when you are on a swing your potential…
lowering an object ______ its potentia…
energy
joules
highest
decreases
______ is the ability to cause change
energy
energy is measured in _____
joules
63 terms
Physical Science Ch4
The study of motion
Deal with only one description
A police car drives 245 miles in 5.0 h…
99 degrees Celsius - Scalar or Vector…
Mechanics
Scalar Quantities
v = d/t = 245/5.0 = 45 mph (2 SD's)
Temperature - Scalar
The study of motion
Mechanics
Deal with only one description
Scalar Quantities
59 terms
Physical Science Test 4
different elements have different prop…
all atoms of a particular element
chemical processes are the result of
substance composed of a single type of…
because their atoms are different
have the same properties
the rearrangement, combination, or separation of atoms
elements
different elements have different prop…
because their atoms are different
all atoms of a particular element
have the same properties
14 terms
Physical Science V.4
frame of reference
relative motion
distance
vector
a system of objects that are not moving in respect to one ano…
movement in relation to a frame of reference
the length of the path between two points
quantity that has magnitude and direction
frame of reference
a system of objects that are not moving in respect to one ano…
relative motion
movement in relation to a frame of reference
25 terms
Physical Science Vocabulary (#4)
Aqueous substance
Catalyst
Chemical bond
Chemical change
Substance dissolved in water. Chemically formula fooled by su…
something that brings about a change in something else.
an interaction that holds atoms or ions together.
(chemistry) any process determined by the atomic and molecula…
Aqueous substance
Substance dissolved in water. Chemically formula fooled by su…
Catalyst
something that brings about a change in something else.
11 terms
Physical Science chapter 4
Atom
Chemical Property
Density
Mass
the smallest particle of matter that has the properties of th…
a characteristic of matter that can be observed only when tha…
the amount of matter in a given space or a given volume
the amount of matter in an object
Atom
the smallest particle of matter that has the properties of th…
Chemical Property
a characteristic of matter that can be observed only when tha…
13 terms
Physical Science 4.1
atom
nucleus
proton
neutron
smallest part of matter
center of an atom; holds protons and neutrons
particle with a positive (+) charge
particle with NO charge
atom
smallest part of matter
nucleus
center of an atom; holds protons and neutrons
8 terms
Physical Science 1.4
Technology
Engineer
Brainstorming
Constraint
A way of changing the natural world to meet human needs or so…
A person who is trained to use both technological and scienti…
A process in which group members freely suggest any creative…
Any factor that limits or restricts a design.
Technology
A way of changing the natural world to meet human needs or so…
Engineer
A person who is trained to use both technological and scienti…
11 terms
Physical Science, Chp. 4
Proton
Electron
Neutron
Atomic Number
Positively charged subatomic particle found in the nucleus of…
Negatively charged subatomic particle found in the space outs…
Neutral subatomic particle found in the nucleus of an atom; n…
Equals the number of protons in an atom of that element
Proton
Positively charged subatomic particle found in the nucleus of…
Electron
Negatively charged subatomic particle found in the space outs…
10 terms
Physical Science 4.2
alpha particles
atom
atomic mass
atomic number
fast moving particle that carries a fast charge
smallest particle of an element that retains the properties o…
weighted average mass of all known atoms of a element
number of protons in the nucleus of an element
alpha particles
fast moving particle that carries a fast charge
atom
smallest particle of an element that retains the properties o…
25 terms
Physical Science Ch. 4
Compounds
Mass Number
Electrons
Atomic Number
a substance that is made from two or more simpler substances…
the sum of the number of protons and neutrons in the nucleus…
a negatively charged subatomic particle that is found in the…
a unique number for each element that equals the number of pr…
Compounds
a substance that is made from two or more simpler substances…
Mass Number
the sum of the number of protons and neutrons in the nucleus…
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