Forces and Force Diagrams

What is the net force?

• 5000 N right

• 4000 N right

• 40 N left

• 4000 N left

Tags

NGSS.MS-PS2-2

Students are playing tug-of-war. If group B pulls the rope to the right with a force of 400 N and group A pulls the rope to the left with a force of 250 N, what will happen to the ribbon in the middle of the rope?

• The ribbon will move to the left and group A will win the tug-of-war.

• The ribbon will move to the left and group B will win the tug-of-war.

• The ribbon will move to the right and group B will win the tug-of-war.

• The ribbon will move to the right and group A will win the tug-of-war.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 17 N Right

• 3 N Right

• 3 N Left

• 17 N Left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What do the arrows or vectors represent?

• Forces acting on the object

• All the acceleration acting on the object

• All the ways an object can move

When two forces act in the same direction, how would you calculate the net force?

• Subtract the forces

• Balance the forces

• Add the forces

• Divide the forces

Tags

NGSS.HS-PS2-1

How do you calculate the net force when forces are going in the opposite direction?

• Add the forces

• Divide the forces

• Find a fraction of the forces

• Subtract the forces

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 400 N Up

• 400 N Down

• 800 N Down

• 800 N Down

Tags

NGSS.MS-PS2-2

Are forces balanced or unbalanced when a car is moving with constant motion (in a straight line at the same speed)?

• Balanced

• Unbalanced

A car is moving with constant motion (in a straight line at the same speed). What type of force would cause the car's motion to change?

• Balanced force

• Unbalanced force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Friction is a force that acts in an ___________ direction of movement.

• similar

• opposite

• parallel

• west