Force and Pressure

In Fig two boys A and B are shown applying force on a block. If the block moves towards the right, which one of the following statements is correct?

• Magnitude of force applied by A is greater than that of B

• Magnitude of force applied by A is smaller than that of B.

• Net force on the block is towards A.

• Magnitude of force applied by A is equal to that of B.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

In Science, a push or a pull on an object is called a ___________

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The force responsible for changing the state of motion of object in all these example is the force of ______

Tags

NGSS.MS-PS2-2

The force acting on a unit area of a surface is called

• Gravity

• Contact force

• non-contact force

• pressure

The force exerted by a magnet is an example of a _________ force

• non-contact force

• Gravitational force

• muscular force

• contact force

• atmospheric pressure

Tags

NGSS.MS-PS2-5

force per unit area is called _______.

• motion

• gravity

• pressure

• friction

a force may change the direction of motion of an object.

• True

• False

Tags

NGSS.MS-PS2-2

The pressure which is exerted by air around us is known as

• force

• atmospheric pressure

• muscular force

• friction

Two boys A and B are applying force on a block. If the block moves towards the boy A, which one of the following statements is correct?

• Magnitude of force applied by A is greater than that of B.

• Magnitude of force applied by A is smaller than that of B.

• Net force on the block is towards B.

• Magnitude of force applied by A is equal to that of B.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When two forces act in opposite directions, then net force acting is the

• difference between two forces

• sum of two forces

• both of these

• none of these

Tags

NGSS.MS-PS2-2