Normal Force

Why is person B having a hard time moving down the hill?

• Person B has more friction than person A.

• Person B has the same friction as person A.

• Person B is out of shape.

• Person B has less friction has person A.

Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?

• Balanced

• Unbalanced

A box sitting on the table

• normal force

• contact force

Holding a pencil

• Contact Force

• Normal Force

Standing on a chair 

• Contact Force

• Normal Force

Tags

NGSS.MS-PS2-4

Lego on the floor

• Contact Force

• Normal Force

Sitting on the floor

• Contact Force

• Normal Force

What is the normal force acting on a 5 kg object resting on a horizontal surface?

• 49 N

• 50 N

• 9.8 N

• 5 N

Which of the following best describes the normal force?

• A force that acts parallel to the surface

• A force that acts perpendicular to the surface

• A force that acts in the direction of motion

• A force that acts opposite to gravity

If a block is placed on an inclined plane, how does the normal force change as the angle of inclination increases?

• It increases

• It decreases

• It remains constant

• It becomes zero