Measurements and Graphs
The little "5" in the numerical term 3.14 X 105 is called?
Exponent
A rubber band or an arrow strung in a bow about to be released is an example of?
Elastic potential energy
What is displacement?
Change in position of an object from its initial position to its final position.
Newton was influenced by this scientist's study of planetary motion.
Kepler
A car traveling at constant velocity is an example of ?
Uniform motion
On a graph, the data for the independent variable is plotted along the ?
X axis
When a roller coaster is at the top of a peak about to go down, this is an example of ?
Gravitational Potential Energy
Distance is a scalar quantity, while displacement is a ________ quantity.
Vector
The formula: net force = mass x acceleration is which law of Newton's?
Second Law of Motion
Air resistance is a type of ___________.
friction or frictional force
What is the name of the variable(s) in an experiment that does not change?
Control variable
What is the gravitational acceleration constant?
9.8 meters per seconds squared (m/s2)
Vector quantities have magnitude and _________.
Direction
What is momentum equal to?
Mass x velocity
Projectile motion has two independent components of motion. These are ?
Horizontal and vertical components
In a positive linear relationship, the data for the independent and the dependent variables that is plotted...
Increase together
What does the Second Law of Thermodynamics state?
Heat always flows from hot to cold.
Or, Entropy of the universe is always increasing.
This theorem is used to calculate resultant vectors.
Pythagorean theorem
An elastic collision means that kinetic energy is __________.
conserved
People weigh less on the moon because the gravity is ?
Less than on Earth
In an inverse relationship, as X increases, then Y __________.
decreases
What is heat energy measured in?
Joules
These two trigonometric functions are used to calculate displacement.
Sine and cosine
What is the difference between mass and weight?
Effects of gravity (weight)
A higher orbit for a spacecraft means ___________?
An increased orbital radius
Or, increased orbiting time