Force and Motion

What is the one thing being tested?

What is the one thing that is different?

• The height of the ramp

• The length of the ramp

• The surface of the ramp

• The mass of the car

What is the one thing being tested?

What is the one thing that is different?

• The height of the ramp

• The length of the ramp

• The surface of the ramp

• The mass of the car

What is the one thing being tested?

What is the one thing that is different?

• The height of the ramp

• The length of the ramp

• The surface of the ramp

• The mass of the car

Why do scientists conduct investigations over and over and over again? (repeated trials or multiple trials)

• to be sure

• to double check

• to have accurate data

• all of the responses

What material(s) are needed for this investigation?

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