State whether the following statements are True or False Class 8

State whether the following statements are True or False Class 8

State whether the following statements are True or False. Class 8

1. A force is always required to change the speed of motion of an object. Class 8

Answer:

True, (If there is no force acting on an object, it will maintain its current speed and direction)

2. Due to friction, the speed of the ball rolling on a flat ground increases. Class 8

Answer:

False, (Friction always opposes the motion, so it will decrease the speed of a rolling ball)

3. There is no force between two charged objects placed at a small distance apart. Class 8

Answer:

False, (There is a force between charged objects. This force can be attractive or repulsive depending on the charges)