Newton's Laws and Free Body Diagrams

Name the missing force...

• frictional force

• weight force

• thrust

• buoyant force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the Net Force and the direction of the object's movement as a result of the net force?

• 5N, Right

• 5N, Left

• 9N, Right

• 9N, Left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If the net force (Fnet) is 0, _____

• the forces are balanced.

• All of these are correct!

• the object maintains its same speed and direction.

• the object maintains its velocity.

• the object does not speed up, slow down, or turn.

Name the missing force...

• weight force

• normal force

• applied force

• frictional force

Tags

NGSS.MS-PS2-4

Label a free body diagram for a a person pushing a crate to the right across the floor

c

e

b

d

F app

F tens

F air

F grav

F norm

F frict

Tags

NGSS.HS-PS2-1

A representation of the magnitude and direction of all forces acting on an object is…

• Free Body Diagram

• Vector Quantities

• Net Force

• Inertia

Label a free body diagram f book sitting on a desk

a

b

F norm

F air

F grav

F app

Tags

NGSS.MS-PS2-2

Draw a free body diagram for a car moving at a constant velocity on a straight road. Which forces should be included?

• Only gravitational force

• Gravitational force and normal force

• Gravitational force, normal force, and frictional force

• Gravitational force, normal force, frictional force, and applied force

Tags

DOK Level 2: Skill/Concept

In a free body diagram, which force is always directed towards the center of the Earth?

• Tension force

• Gravitational force

• Normal force

• Frictional force

Tags

NGSS.MS-PS2-4

A 10 kg object is at rest on a horizontal surface. A horizontal force of 30 N is applied, and the object accelerates at 2 m/s². What is the frictional force acting on the object?

• 10 N

• 20 N

• 30 N

• 50 N

Tags

DOK Level 3: Strategic Thinking