Explain
Motion is described by an object's __________ and ________.
direction and speed
Name 3 types of force.
gravity, friction, magnetism
Potential energy is _________ energy.
stored
Kinetic energy is the energy of __________.
motion
This type of energy involves movement, along with potential and kinetic energy.
mechanical energy
Examples of directions are...
up, down, forward, backwards, etc.
What is the force that occurs when matter rubs against matter causing an object to slow down?
friction
Which has more potential energy: a spring on a trampoline or a towel hung on a hook?
the spring on a trampoline
Which has more kinetic energy: a fast ball thrown or an underhanded pitch thrown by Ryan?
Fast ball
This type of energy occurs when a charged current moves from one object to another in order to cause a load to work.
electrical energy
Speed equals ________ _________ divided by ________ spent moving.
distance traveled, time
What force allows Mrs. Gore to throw a tennis ball up in the air and then return to her?
gravity
To increase a rubber band's potential energy, what can you do?
pull the rubber band further back/stretch it out
All ______ objects have kinetic energy.
moving
This type of energy is created by vibrations and can be high or low in pitch and volume.
sound energy
What is the property of matter that causes it to resist a change of its motion in either speed or direction.
inertia
When friction occurs, it can create ________.
heat
Would a child have more potential energy at the top of a slide or at the bottom?
top
Name one time of the school day that you use kinetic energy.
Example: P.E., recess, taking notes, etc.
The type of energy from the sun, lamps, and flashlights.
light energy
Unless acted on by a force, objects in ________ tend to stay in _______, and objects at _____ tend to stay at _____.
motion, motion, rest, rest
What is a push or pull that causes an object to move, stop, or change speed or direction?
force
Name a real-world example of potential energy.
Example: clock, a book on a desk, and a pencil on the floor.
At which point on a roller coaster would the kinetic energy be the highest: at the top or at the bottom of the hill?
at the bottom of the hill.
The type of energy that deals with temperature and heat.
thermal energy