Grade 8 Worksheet 3

What is the magnitude (size) and direction of the net force?

• 15 N to the left
• 15 N to the right
• 1 N to the left
• 1 N to the right

What is the magnitude (size) and direction of the net force?

• 14 N Down
• 14 N Up
• 6 N Up
• 6 N Down

What is the magnitude (size) and direction of the net force?

• 21 N to the Left
• 3 N to the Left
• 21 N to the Right
• 3 N to the Right

What is the magnitude (size) and direction of the net force?

• 10 N to the Right
• 10 N to the Left
• 0 N
• 8 N to the Left

What is the magnitude (size) and direction of the net force?

• 5 N to the Right
• 5 N to the Left
• 10 N to the Right
• 4 N to the Left

Two people are pushing a disabled car. One exerts a force of 200 N east, the other a force of 150 N east. What is the net force exerted on the car?

• 50 N east
• 350 N east
• 50 N west
• 350 N west

Mrs. Moran and Mr. Moran decided to move the cabinet in their dining room.  Mrs. Moran stood on one side, and Mr. Moran stood on the other.  They each pushed with 30 N of force.  What was the net force on the cabinet?

• 0 N
• 60 N
• 30 N
• 90 N

Two teams were having a tug of war.  Team A had four people on the team, and each of them pulled with 25N of force.  Team B had three people on the team, and each of them pulled with 35 N of force.  Which team won, and how much greater was their net force on the rope?

• Team B by 5 N
• Team B by 30 N
• Team A by 20 N
• Team B by 65 N

Calculate the Acceleration.

• 20
• 5
• .2
• 80

Calculate the Acceleration.

• 8
• 1
• .125
• 5