Exploring Free Body Diagrams and Newton's 2nd Law

What is the primary purpose of a free body diagram in physics?

• To calculate the mass of an object

• To illustrate the shape of an object

• To measure the speed of an object

• To determine and illustrate all applied forces on an object

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

In a free body diagram, how is the object or body typically represented?

• As a circle

• As a triangle

• As a box

• As a line

In the office chair race example, what is the magnitude of the force that Phil applies to Carla's chair?

• 25 newtons

• 10 newtons

• 15 newtons

• 20 newtons

Tags

NGSS.3-PS2-1

In the tug of war example, what is the force applied by Charlie?

• 6 newtons

• 7 newtons

• 5 newtons

• 4 newtons

Tags

NGSS.MS-PS2-2

What is the net force acting on the rope in the tug of war example?

• 7 newtons to the left

• 3 newtons to the right

• 3 newtons to the left

• 7 newtons to the right

Tags

NGSS.MS-PS2-2

In the box of toys example, what is the net force applied to the box?

• 1 newton to the left

• 1 newton to the right

• 5 newtons to the right

• 5 newtons to the left

Tags

NGSS.MS-PS2-2

Using Newton's second law, how do you calculate acceleration?

• Force minus mass

• Force multiplied by mass

• Mass divided by force

• Force divided by mass

Tags

NGSS.MS-PS2-2

In the basketball example, what is the force applied by Ginobili?

• 22 newtons

• 18 newtons

• 20 newtons

• 25 newtons

Tags

NGSS.MS-PS2-2

What is the net force acting on the basketball in the example?

• 3 newtons to the right

• 7 newtons to the left

• 3 newtons to the left

• 7 newtons to the right

Tags

NGSS.MS-PS2-2

In the corgis example, what is the acceleration of the rope toy?

• 6 meters per second squared

• 3.3 meters per second squared

• 2.5 meters per second squared

• 3.3 meters per second squared to the left

Tags

NGSS.MS-PS2-2