8th semester 1 - 3.9 fall 2022

According to Newton's Third Law, which of the following correctly completes the statement below?

The reaction to an action is always _____

• stronger in strength and in the opposite direction

• equal in strength and in the same direction

• weaker in strength and in the opposite direction

• equal in strength and in the opposite direction

Newton's Third Law applies to the same type of force acting on different objects

• true

• false

If a 60 kg roller skater pushes a 30 kg roller skater with a force of 5 N rightward as illustrated in the diagram below, then what will the magnitude and direction of the force exerted by the 30 kg roller skater on the 60 kg roller skater be?

• 5 N leftward

• 0 N

• 10 N leftward

• 5 N rightward

The action-reaction pairs encountered in Newton's third law of motion always act on different objects

• true

• false

Action and reaction forces act on the same object

• true

• false

Which of the following best describes the force causing a rocket to lift off?

• reaction force

• gravitational force

• magnetic force

• balanced force

Action and reaction forces cancel each other out

• true

• false

Forces act in pairs

• true

• false

A stronger action always results in a stronger reaction

• true

• false

Action and reaction forces do not cancel each other

• true

• false