Forces & Motion
Forces & Motion
Forces
Which Law?
Momentum
100
If a baseball and a cannonball are dropped from the same height, at the same time, and there is no air resistance, which ball will hit the ground first? A. The cannonball B. The baseball C. Both at the same time D. The ball with the larger volume lands first
What is C. Both at the same time
100
If Anthony L. jumps out of a plane and deploys his parachute, he will reach terminal velocity when the force of gravity A. is less than the force of air resistance B. is equal to the force of air resistance C. is greater than the force of air resistance D. is the only force acting on the object
What is B. is equal to the force of air resistance
100
The tendency of an object to resist a change in motion. Which force? A. Friction B. Distance C. gravity D. Interia
D. interia
100
For every action there is an equal and opposite reaction. Which law? A. Newton's First Law B. Newton's 2nd Law C. Newton's 3rd Law D. Mrs. Juhant's 5th
What is C. Newton's 3rd Law
100
When Zeke runs and increases his velocity, his momentum A. Increases B. Decreases C. Remains unchanged D. is transferred
Increases
200
Which of the following objects has the least acceleration? A. An empty shopping cart pushed with a hard force B. A full shopping cart pushed with a hard force C. An empty shopping cart pushed with a light force D. A full shopping cart pushed with a light force
What is D. A full shopping cart pushed with a light force
200
Air resistance is a force that opposes objects through air and depends on A. shape B. gravity C. grades in science class D. mass
What is A. shape
200
Which is a common force acting to slow down an objects in motion? A. inertia B. Acceleration C. Speed D. Friction
What is D. Friction
200
Which of the falling is the equation to Newton's 2nd Law of Motion? A. F=g* t B. F=m*a C. F=d/t D. F=m*v
What is B. F=m*a
200
When the cue ball hits the seven ball the seven ball, A. the momentum of both the cue ball and 7 ball increases B. the momentum transfers from the cue ball to the 7 ball C. the momentum of both the cue ball and 7 ball decreases D. There is no momentum
What is B. the momentum transfers from the cue ball to the 7 ball
300
Illana falls of her stylish bike. She comes to a crashing stop against the sidewalk. Poor thing. But her bike rolls on, because of the force of... A. Inertia B. Centripetal force C. Gravity D. Friction
What is A. Inertia
300
When Dontrae visits an orbiting spacecraft over Christmas break why does he appear weightless? A. Dontrae has no mass in space. B. The spaceship exerts equal force on Dontrae C. Dontrae is in free fall with the spaceship. D. Nothing in space exerts a force of gravity on Dontrae
What is C. Dontrae is in free fall with the spaceship.
300
Kate shoots an arrow at a target and the arrow curves toward the ground due to the force of A. friction B. gravity C. air resistance D. momentum
What is B. gravity
300
A little girl has been pulling a sled behind her in the snow and she is crying because when she stopped the sled kept moving and hit her in the back of her legs. Which Law ? A.Mrs. Grossi's 7th Law B. Newton's 2nd Law C. Newton's 3rd law D. Newton's 1st Law
What is D. Newton's 1st Law
300
The law of conservation of momentum states when two objects collide, the total amount of momentum: A. Stays the same B. Increases after the collision C. Decreases after the collision D. Cannot be determined after the collison
What is A. Stays the same
400
An object in motion has _____, so it tends to stay in motion. A. Inertia B. Projectile Motion C. Momentum D. Swag
What is A. Inertia
400
According to Newton's 1st Law, a moving object that is not acted on by an unbalanced force will A. remain in motion B. eventually come to a stop C. change its momentum D. accelerate
What is A. remain in motion
400
An unbalanced force that causes an object to move in a circular path. A. Free Fall B. terminal velocity C. Centripetal Force D. air resistance
What is C. Centripetal Force
400
An ice skater pushes harder with his leg muscle, then he begins to move faster. Which law? A. Newton's 3rd Law B. Newton's 2nd Law C. Newton's 1st Law D. Mrs. Pieler's 4th Law
What is B. Newton's 2nd Law
400
Which of the following is not an example of projectile motion? A. The path of a pitched baseball B. The path of a crate sliding along flat ground C. The path of an arrow through the air D. The path of a leaping frog
What is B. The path of a crate sliding along flat ground
500
An object is falling at it's ______ if it falls at a constant velocity. A. Projectile motion B. Inertia C. Terminal Velocity D. Air Resistance
What is C. Terminal Velocity
500
A crumpled piece of paper hits the ground before a flat sheet of paper because: A. The acceleration of gravity is greater on the crumpled paper B. There is more air resistance on the flat paper C. Crumpled paper has more mass D. The crumpled paper has less mass
What is B. There is more air resistance on the flat paper
500
Air resistance causes the speed of a falling object to A. decrease B. increase C. remain unchanged D. become zero
What is A. decrease
500
A pitched baseball goes faster than one that is gently thrown. Which Law? A. Mr. Portwood's Law B. Newton's 1st Law C. Newton's 2nd Law D. Newton's 3rd Law
What is C. Newton's 2nd Law
500
_____ is a property of moving objects that depends on mass and velocity. A. Inertia B. Momentum C. Gravity D. Air Resistance
What is B. Momentum
M
e
n
u