True or False: Acceleration is only when you speed up.
False, acceleration is speeding up, slowing down, or changing direction
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15
The paper rocket on a straw that we made in class showed Newtonโs Third Law. Which was the โactionโ and which was the โreactionโ in that experiment?
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15
What is the word to describe an object at rest tending to stay at rest? Hint: it means โlazinessโ or โinactivity.โ
Inertia
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15
According to Newton's Second Law, if you push a wheelbarrow full of wood, you need ________force than if you push an empty one.
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15
When a toy car with a penny on top goes down a ramp, what happens to the penny when the car is stopped? And which Law does this demonstrate?
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15
Which of Newtonโs Laws states that for every action, there is an equal and opposite reaction?
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15
Velocity has 2 pieces of information that it tells you. What are those 2 and what is the name for something that tells you 2 things?
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15
Which of Newtonโs Laws states that Force = Mass times acceleration?
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15
In a vacuum (no gravity), such as space, would a bowling ball and a feather fall at the same time or would the bowling ball fall faster?
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15
Newtonโs 3 Laws of Motion explain about how __________ move.
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15
If you push an object such as a cart, first with little force, then again with more force, will the cart go faster the first time or the second time? Hint: F=MA
The cart will go faster the second time because the more force, the more acceleration
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15
T or F: According to Newtonโs 3rd law of motion, in a car crash, if one car has more mass than the other, the amount of force that the smaller car exerts on the larger car is EQUAL TO what the larger car exerts on the smaller car.
True, Newton's Third Law is not affected by mass, but it's likely that the smaller car will have more damage.
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15
True or False: when a hammer hits a nail, the nail exerts an equal and opposite force on the hammer.