Home
Subjects
Explanations
Create
Study sets, textbooks, questions
Log in
Sign up
Upgrade to remove ads
Only $35.99/year
Science
Engineering
Mechanical Engineering
Science semester test 16
STUDY
Flashcards
Learn
Write
Spell
Test
PLAY
Match
Gravity
Terms in this set (37)
Matter that has a definite volume and definite shape is a_
Solid
Matter In which particles are arranged in repeating geometric patterns is a _
Solid
A gas like mixture with no definite volume or shape
Gas
A gas like mixture with no definite volume or shape that is made up of positively and negatively charged
Particles is a _
Plasma
Matter that has a definite volume but no definite shape is a _
Liquid
Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a _
Gas
Most matter ___ when heated
Expands
Who was the is unit of pressure named for?
Blaise pascal
The amount of energy needed to change a material from the solid state to the liquid state is the heat of _
Fusion
The amount of energy needed to change a material from a liquid to a gas is the heat of _
Vaporization
The pressure of a gas will increase as the volume of the container decreases provided temperature doesn't not change. This statement is _
Boyles law
The idea that the volume of a gas increases with increasing temperature provided the pressure does not change is _
Charles law
The buoyant force on an object in a fluid is equal to the weight of the fluid displaced by the object. This statement is _
Archimedes principle
As the velocity of a fluid increases, the pressure exerted by the fluid decreases. This statement is _
Bernoullis principle
Pressure applied to a fluid is transmitted unchanged throughout the fluid. This statement is _
Pascals principle
Hydraulic machines work by applying_
Pascals principle
Whether an object will sink or float in a fluid determined by _
Archimedes principle
Bernoulli's principle explains why
Planes fly
As a sample of matter is heated, it's particles_
Move more quickly
The most common state of matter in the universe is _
Plasma
The idea stating that matter is made up of small particles that are in constant motion is _
He kinetic theory of matter
The particles that make up a solid move _____ than do the particles that make up a gas
More slowly
Assumes matter is made of small particles in constant motion
Kinetic theory of matter
The name if the force which supports objects in fluids
Buoyant force
Temperature at which point, a solid becomes a liquid
Melting point
Defined as the point or phase, at which a liquid's vapor pressure equals the atmospheric pressure
Boiling point
SI unit of pressure
Pascal
Energy released as a gas changes to a liquid
Heat of vaporization
Property of fluids which enables ships and balloons to float
Buoyancy
Random spreading of molecules
Diffusion
A fluid's resistance to flow
Viscosity
All matter is made of small particles that are in motion
Kinetic theory of matter
If the volume of a container of gas is decreased, the pressure on the gas will increase if the temperature does not change
Boyles law
The volume of a gas increases with increasing temperature provided the pressure does not change
Charles law
The buoyant force on an object in a fluid is equal to the weight of the fluid the object displaces
Archimedes principle
Pressure applied to a fluid is transmitted unchanged throughout the fluid, useful in hydraulics
Pascals principle
As the velocity of a fluid increases, the pressure exerted by the fluid decreases and creates a low pressure
Bernoulli's principle
Sets found in the same folder
Fathers of the Church birth and death
6 terms
Fathers of the Church claim to fame
5 terms
Order of Ecumenical Councils
6 terms
Ecumenical Councils
5 terms
Sets with similar terms
Physical Science Chapter 16 Vocab
55 terms
NEW Physical Science
29 terms
Physical Science Ch 16
21 terms
Solids, Liquids, and Gases
18 terms
Other sets by this creator
Public class memorisation
2 terms
Religion bee
5 terms
Father Spike news show question
2 terms
Ch 2- Ch3 Science Test 8th grade
14 terms
Other Quizlet sets
West Civ Final Exam
124 terms
Chem 430 final
42 terms
Religion Ch.5 Notes
12 terms
Verified questions
ENGINEERING
The coefficient of static friction for both wedge surfaces is 0.40 and that between the 27-kg concrete block and the $20^{\circ}$ incline is 0.70. Determine the minimum value of the force P required to begin moving the block up the incline. Neglect the weight of the wedge.
ENGINEERING
The atmospheric pressures at the top and the bottom of a building are read b a barometer to be 96.0 and 98.0 kPa. If the density of air is 1.0 kg/m^3, the height of the building is (a) 17 m (b) 20 m (c) 170 m (d) 204 m (e) 252 m
ENGINEERING
The voltage across the terminals of a circuit is $$ \begin{aligned} v(t)=[& 30+20 \cos \left(60 \pi t+45^{\circ}\right) \\ &\left.+10 \cos \left(120 \pi t-45^{\circ}\right)\right] \mathrm{V} \end{aligned} $$ If the current entering the terminal at higher potential is $$ \begin{aligned} i(t)=& 6+4 \cos \left(60 \pi t+10^{\circ}\right) \\ &-2 \cos \left(120 \pi t-60^{\circ}\right) \mathrm{A} \end{aligned} $$ find: (a) the rms value of the voltage, (b) the rms value of the current, (c) the average power absorbed by the circuit.
ENGINEERING
For a resistor, what resistance corresponds to a short circuit? For an uncharged capacitor, what value of capacitance corresponds to a short circuit? Explain your answers. Repeat for an open circuit.