U1 Videos FP 28

For an object in free fall, what does its acceleration versus time graph look like?

• A straight line with a positive slope.

• A horizontal line at -9.81 m/s².

• A curved line starting at zero.

• A horizontal line at 0 m/s².

What physical quantity does the slope of a velocity versus time graph represent?

• Position

• Displacement

• Acceleration

• Speed

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What physical quantity does the slope of a position versus time graph represent?

• Acceleration

• Velocity

• Time

• Distance

An object is dropped from rest. How does its position versus time graph appear?

• A straight line with a constant negative slope.

• A curve starting with a zero slope and becoming increasingly negative.

• A curve starting with a negative slope and becoming increasingly positive.

• A horizontal line at the initial position.