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What is motion?
The process of changing positions
What is position?
The location of something
What is speed?
Speed is the distance travelled in a certain period of time.
Three examples of forces?
Friction, gravity, push and pull, etc
What slows down an object's speed when it rubs against the surface of another object?
Friction
Three words to describe how objects move?
Up, down, sideways, zig-zag, around, etc
Three words to describe a position of an object?
Next to, under, on, etc
Example of low speed, exampe of high speed?
turtle, lion
If you kick a ball in the air, what force will bring it down?
Gravity
What would happen if a ball is on a hill but the force of friction is stronger than the force of gravity?
The ball will not move
What is the term used to describe the speed and direction of an object?
Velocity
Name three different types of simple machines?
Lever, Pulley, Ramp, Wheel and Axel
What is the term used to describe the unmoving point that a lever moves against?
Fulcrum
What keeps all the planets in the solar system in orbit?
Sun's gravity
What simple machine do cars, trucks and bicycles use?
Wheel and Axel
What do magnets contain (or are made of)?
Iron
What are the two ends of a magnet called?
Poles
What simple machine would you use to move heavy objects onto the back of a truck?
Ramp
What simple machine is used for a flag pole?
Pulley
What are the two simple machines that a wheelbarrow use?
Lever + Wheel and Axel