Newton's Laws - 1 And 2 Question Preview (ID: 51343)
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What is the difference between speed and velocity?
a) Speed is velocity but in a certain direction.
b) Velocity is speed but in a certain direction.
c) Speed is the rate of change in velocity.
d) Velocity is acceleration but in a certain direction.
If an object is accelerating, it can ....
a) speed up
b) slow down
c) change direction
d) all of these
Which law of motion states that an object at rest will remain at rest and an object in motion will remain in motion unless acted on by an outside force?
a) Newton's first law
b) Newton's second law
c) Newton's third law
d) None of these
Which law of motion says that a kickball would fly forever at the same speed and same direction if it wasn't for forces like friction and gravity?
a) Newton's first law
b) Newton's second law
c) Newton's third law
d) None of these
Newton's first law is also called the law of
a) gravity
b) friction
c) inertia
d) acceleration
The formula for Newton's second law is force equals
a) mass divided by acceleration
b) mass plus speed
c) mass times acceleration
d) mass times velocity
Which law of motion says the harder you kick a ball, the farther it will go?
a) Newton's first law
b) Newton's second law
c) Newton's third law
d) None of these
You are babysitting two children. When you pull the older child in a wagon, you will find you cannot accelerate the wagon as quickly. Which law does this demonstrate?
a) Newton's first law
b) Newton's second law
c) Newton's third law
d) none of these
If you push a bowling ball and a tennis ball with the same amount of force and in the same direction, which ball will have the greater acceleration?
a) The bowling ball because it has more mass.
b) The bowling ball because it has greater velocity.
c) The tennis ball because it has less mass.
d) The tennis ball because it can bounce.
Acceleration of an object...
a) decreases as the mass of the object increases.
b) increases as the force on the object increases.
c) Both statements are true.
d) Neither statement is true.
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