3rd Grade Foss Science Motion & Matter Investigation 2

Front

What happens when the ends of a dixie cup have different sized wheels?

Back

The dixie cup rolls down a ramp in a curved path.

Front

What do balanced forces do to an object?

Back

An object will stay at rest; there will be no motion.

Front

What is a variable in an experiment?

Back

A variable is something that can change, like the length of the wings or the weight of the body.

Front

How can you make a twirly bird spin faster?

Back

You could cut the wings shorter or add a paper clip to the body for more weight.

Front

What path do same sized wheels take in a wheel-and-axle system?

Back

They roll down a ramp in a straight line.

Front

What is motion?

Back

Motion is when an object changes its position.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is a force?

Back

A force is a push or pull on an object.

Front

What happens when forces are unbalanced?

Back

An object will move; there will be a change in motion.

Front

What is an example of a simple machine?

Back

A wheel and axle is an example of a simple machine.