What happens when heat is added to ice?
Melts
What happens when water is cooled?
Freezes
How fast something is moving is ___
Speed
If something is not moving, there is no ___
Work
Where does Earth get most of its light?
The sun
Changing states is a _____ change
Physical
A banana ripening is an example of a ____ change
Chemical
A push or a pull is ___
Force
What machine makes work easier
A simple machine
_____ is energy that comes from vibrations
Sound
Fruit salad is an example of a ____
Mixture
Name three examples of a solution
Lemonade, tea, coffee
Energy in the form of motion is called ____
Kinetic energy
Potential energy
_____ always flows from a warmer object to a cooler object
Heat
Name three physical changes
ripping paper, pressing clay, car crash
Changing from a liquid to a gas without boiling is
Evaporation
What is the ability to do work?
Multiple simple machines put together
Compound machine
What kind of object does not let light through?
Opaque
Water is a special kind of matter because it ____ when it freezes
Gets larger
Salt is a ____
Compound
A ramp is an example of what simple machine?
Inclined plane
A knife is an example of what simple machine?
Wedge
An object that lets some light through
Translucent