Foundation Science Primary 6 Interactions

A ball is thrown upwards into the air. Which of the following statements about the gravitational force acting on the ball is correct?

A It acts on the ball only when it is moving downwards.
B It is a contact force between the air and the ball.
C It acts on the ball at all times during its flight.
D It is zero when the ball reaches the highest point.
Show Worked Solution

Worked Solution

Step 1: Gravitational force is a non-contact force exerted by Earth. Step [2-9]: It acts on any object with mass within Earth's field. Step [2-9]: Whether moving up, down, or stationary, gravity pull remains constant.

Correct answer: It acts on the ball at all times during its flight.

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