Terms in this set (50)
What does mass times acceleration equal?
Distance divided by time
What is the formula for speed?
9.8 meters per seconds squared
What is the acceleration of gravity close to the Earth?
there is an equal and opposite reaction.
Complete the sentence: For every action . . .
Velocity includes direction.
What is the difference between speed and velocity?
Protons, neutrons, electrons
Name the particles that make up atoms.
Protons are positive, neutrons are neutral, electrons are negative
What charges do each of the particles that make up atoms have?
push or pull
What is a positively charged electron (antimatter equivalent of an electron) called?
The number of protons in an atom's nucleus is called its what?
Name the central part of an atom where the protons and neutrons are located.
__________ is the number of protons plus neutrons in an atom.
__________ are atoms of the same type of element that differ in the number of neutrons.
__________ are atoms that have either more or fewer electrons than protons causing them to have a charge.
Atoms with more electrons than protons have a ___________ charge.
Atoms with fewer electrons than protons have a ___________ charge.
National Aeronautics and Space Administration
What does the acronym NASA stand for?
Occupational Safety and Health Administration
What does the acronym OSHA stand for?
random access memory
What does the acronym RAM stand for?
self contained underwater breathing apparatus
What does the acronym SCUBA stand for?
radio detection and ranging
What does the acronym RADAR stand for?
sound navigation and ranging
What does the acronym SONAR stand for?
light amplification by stimulated emission of radiation
What does the acronym LASER stand for?
What does DNA stand for?
solid, liquid, gas and plasma
What are the four basic states of matter?
What element only has one proton?
The number of which sub-atomic particle determines what element an atom is?
ROYGBIV (red, orange, yellow, green, blue, indigo and violet)
What are the colors in the visible light spectrum from lowest to highest energy?
Who figured out that energy is equal to mass times the speed of light squared?
Name the scientist who came up the the formula F=ma.
What type of nuclear reaction is occuring in nuclear power plants and powered the two atom bombs used to end World War II?
What process powers the sun and the very powerful nuclear weapons possessed by a few nations?
What is the flow of electricity known as?
What is the unit of measure for electrical current?
The measure of the potential difference in an electrical circuit is known as?
Newton's Third Law of Motion
For every action, there is an equal and opposite reaction. What is this?
Newton's First Law of Motion
An object in motion stays in motion and an object at rest remains at rest unless acted upon by an unbalanced force. What is this?
F=ma (force equals mass times acceleration)
What formula is associated with Newton's Second Law of Motion?
_________ is the resistance of matter to changes in motion.
What galaxy do you live in?
What is the name of the closest star to the Earth?
What does F.M. stand for?
What does A.M. stand for (radio waves)?
Intake, Compression, Power, Exhaust
What are the strokes of a four-stroke engine?
In 1919, the American scientist Robert H. Goddard designed the first __________.
Hyper Text Markup Language
What does HTML stand for?
Hypertext Transfer Protocol
What does HTTP stand for?
Thrust, drag, weight and lift
What are the four forces of flight?
Whose "principle" describes how lift is created by a wing?
Name the semiconducting element that computer chips are made out of.
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