Definitions
What are the two types of changes?
Physical and chemical
Name 3 of the 6 simple machines.
Pulley, Wheel and axle, Wedge, Inclined plane, lever, and screw
What are some tools in the kitchen?
Answers will vary
What happens when water starts boiling?
Turns into steam
What 4 simple machines have we built in class?
Lever, Pulley, Inclined Plane, Wheel and axle
This change makes something change into something new.
Chemical Change
Give an example of a lever
Scissors
What happens with a physical change?
An object's size and shape changes
What is steam?
A gas
The wishing well is what type of simple machine?
Wheel and axle
This happens when the size and shape of an object change
physical change
Give an example of an inclined plane
Ramp
What is used during a chemical change?
Heat
What are the three phases of a chemical change?
Liquid, Solid, Gas
Our seesaw is an example of what simple machine?
Lever
What is force?
push or pull that can change the motion of an object
Give an example of a wheel and axle
wheel barrow
A chemical change means...
an object turns into something new
This happens when a glass has a cold liquid in it and water droplets form on the outside.
Condensation
What is an example of a wedge?
axe
anything that has mass and takes up space
Give an example of a screw
Light bulb
What does water turn into when frozen?
a solid
The process of water boiling into steam.
Evaporation
What is an example of a pulley?
Construction Crane