pull
"A body in motion _____ in motion."
stays
______ is a force on Earth that causes anything we toss into the air, to come back down.
Gravity
A simple machine makes work _________.
easier
thermal energy
When you ______ an object, it will move away from you.
push
A body at _______ stays at rest.
rest
A magnet will not attract which item?
-a nail
-a plastic fork
-another magnet
-metal shavings
a plastic fork
If you are in your home and someone is knocking on the door, what form of energy would let you know what is happening?
sound energy
________ energy is used when you pull a shopping cart.
The motion (or movement) of the guiding hand in a compass is caused by which force?
magnetic
To make the skateboard go, you must apply force with your foot and _________ yourself.
push
True or False
A pulley can be used to lift heavy objects by using a wheel and a rope, belt or chain.True
Which 2 forms of energy would be produced by a fire?
light and thermal
true or false
a magnet will attract, which is a pulling force.
true
When a ball rolls down a ramp and hits another ball at the bottom of the ramp, what will happen to ball at the bottom of the ramp?
A. It will not roll.
B. It will roll.
B. It will roll
-gravity pulling a ball down to the ground
-campfires
-a magnet attracted to the refrigerator
-music
gravity pulling a ball down to the ground
a magnet attracted to the refrigerator
A moving truck has this type of simple machine on the back of it to help make it easier to load the items.
inclined plane
Thermal energy can be measured using a _________
thermometer
When you pull a door open, you are using _______ energy.
mechanical or kinetic
If your mother is pushing a shopping cart and you get on the opposite end of the cart and push against the cart, what will happen?
A. The cart will not move.
B. The cart will continue to move in the direction your mom was pushing it.
A. The cart will not move.
What is a force that is absent in outer space but present on Earth?
gravity
pulley
wheel and axle
lever
inclined plane
wedge
screw
Rubbing your hands together back and forth is an example of friction.
Friction is a type of ______ energy.
thermal