Category 2 Review

Front

What is the total time taken for a ball to return to the hand after being thrown upwards to a height of 15 m?

Back

6 seconds.

Front

What is the radius of a circular track if a cyclist completes a lap at a constant speed of 10 m/s?

Back

50 m.

Front

What is the acceleration of a car that goes from 0 to 20 m/s in 5 seconds?

Back

4 m/s².

Front

How far did the car travel while accelerating to a speed of 20 m/s in 5 seconds?

Back

50 m.

Front

What is the speed of a cart moving away from its base for 2 seconds at 1 m/s?

Back

2 m.

Front

What is the speed of a cart that hurried back toward its base at 3 m/s?

Back

3 m/s.

Front

What is the distance covered by a cart that made a quick dash of 11 m toward its secret base?

Back

11 m.

Front

What is the concept of acceleration in physics?

Back

Acceleration is the rate of change of velocity per unit time.

Front

What happens to the speed of an object moving in a circular path?

Back

The speed remains constant, but the direction changes.

Front

What is the formula to calculate distance when acceleration and time are known?

Back

Distance = Initial Velocity × Time + 0.5 × Acceleration × Time².