Forces In Motion Lesson 2 Newtons Laws Question Preview (ID: 22771)


This Covers Newton's 3 Laws Of Motion. TEACHERS: click here for quick copy question ID numbers.

Newton's first law of motion applies
a) to moving objects
b) to objects that are not moving
c) to objects that are accelerating
d) Both (a) and (b)

A 5 kg object has less inertia than a ____ object. (1 kg = 1000 g)
a) 4 kg
b) 6000 g
c) 2 kg
d) 1500 g

According to Newton's first law of motion, a moving object that is not acted on by an unbalanced force will
a) remain in motion
b) eventually come to a stop
c) transfer its energy to another object
d) accelerate in the absence of friction

Newton's second law of motion states that an object's acceleration
a) increases as its mass decreases and as the force acting on it increases
b) decreases as its mass decreases and as the force acting on it increases
c) increases as its mass increases and as the force acting on it increases
d) decreases as its mass increases and as the force acting on it increases

The acceleration of an object
a) is not related to the direction that the force was applied
b) is always in the direction opposite to the direction that the force was applied
c) is always in the same direction as the force
d) None of the above

Use Newton's second law of motion to calculate the acceleration of a 7 kg mass if a force of 68.6 N acts on it?
a) 0.1 m/s/s
b) 9.8 m/s/s
c) 68.6 m/s/s
d) 480.2 m/s/s

Which one has the MOST momentum?
a) the fully-loaded truck
b) the empty truck
c) the midsize van
d) the small car

If all the vehicles brake at the same time because there is a collision ahead, which one will come to a complete stop FIRST?
a) the fully-loaded truck
b) the empty truck
c) the midsize van
d) the small car

If a car driver suddenly makes a sharp turn, the passenger slides to the side of the car because of
a) inertia
b) free fall
c) gravity
d) friction

When you bump into someone standing still, you can knock them over because of
a) projectile motion
b) momentum
c) gravity
d) friction

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