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A student wants to know if the weight of a cart affects its speed at the bottom of a ramp. He changes the weight of the carts by adding different numbers of balls, and he keeps the height of the ramp the same.

What is his independent (test) variable?

The shape of the carts.

The angle of the ramp.

The weight of the carts.

The height of the ramps.

A student wants to know if the weight of a cart affects its speed at the bottom of-example-1

1 Answer

1 vote

Answer:I think it’s b I could be wrong

Step-by-step explanation:

answered
User Richard Petheram
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