Vocabulary
The tendency of an object to resist a change in motion.
What is intertia?
A tennis ball bounces up because of which of Newton's Laws?
What is Newton's 3rd Law?
Earth's circular orbit around the sun is due to what force?
What is gravity?
This is the force that acts on a space shuttle as it accelerates toward Earth.
What is gravity?
A block is being pushed with a force of 20N to the right. The friction against the box has a force of 5N. What is the acceleration of the box? (Include direction)
15N to the right
A force that requires two pieces of matter to touch.
What is normal force?
Which will experience more acceleration when the same force is applied, a 10kg object or a 5kg object?
What is the 5kg object?
Fn, Fa, Ff, and Fg
The first part of Newton's First Law of Motion states: An object ___ ______ tends to _____ ____ ____ unless acted upon by an ________ _______.
What is at rest, remain at rest, and unbalanced force?
Praxton runs 6 labs around the indoor track in 8:30 minutes. He starts and finishes in the same place and used the innermost lane of the track. What is his total displacement?
0m
The rate at which the speed or direction of an object changes over time.
What is acceleration?
In order to calculate Newton's 2nd Law, what variables do you need?
Mass, Distance, Time
Evidence shows an asteroid struck Earth 87 million years ago. It caused debris from the impact to go flying up into the air and fall hundreds of miles away. The Newton's Law describing that subsequent damage is...
What is Newton's 3rd Law?
The second half of Newton's First Law of Motion states: An object in _______ in a straight line tends to ______ _____ _______ in a straight line unless acted upon by _____________ __________.
What is motion, stay in motion, another force (or outside force)?
Ikor and Brady are arm wrestling. What force best describes their action of arm wrestling?
What is Normal Force?
If 20 people are playing tug of war and the left is pull with 300N of force and the right is pulling with 300N of force, what is the rope doing?
It is staying still (going nowhere)
Dolphins porpoise out of the water due to the fact that air has less resistance than water - making it easier for them to migrate great distances by jumping.
When a dolphin jumps out of the water, it jumps down into the water with about +8,000N of force. How much force does the water then hit the dolphin with?
What is -8,000N?
Hector (the tortoise) pushes against a cardboard box with 5N of force. He is pushed back by the box with 2N of force. What is the net force?
What is 3N?
A light source that is closer to the object creates a shadow that...
What is the objects shadow will be bigger and more distorted (blurry)?