Show:
GRAVITY AND MOTION
NEWTON'S LAWS OF MOTION
MOMENTUM
FORCES AND MOTION CALCULATIONS
WILD CARD
100
Only in a vacuum or in space can an object be in....
What is free fall?
100
An object at rest tends to remain at rest. This property is called....
What is inertia?
100
The product of the mass and velocity of an object is called..
What is momentum?
100
A 12kg rock falls off a cliff with a velocity of 14.7 m/s down, it has a MOMENTUM of ....
What is 12kg x 14.7m/s down = 176.4 kg m/s down?
100
The force that is PUSHING DOWN on the space shuttle in the visual is…
What is air resistance?
200
The 2 components of projectile motion are...
What are horizontal and vertical motion?
200
This law says that acceleration is caused by a force acting on a mass.
What is Newton's second law of motion?
200
When a train increases its velocity, it's momentum...
What is increases?
200
The FORCE needed to accelerate a 77kg object at a rate of 3 m/s/s.. (F= m x a)
What is 77kg x 3m/s/s = 231 N?
200
The law that is demonstrated in this visual of the balloon is… The words that should fill in rectangles 1 & 2 are…. (TWO ANSWERS!!)
What is Newton's 3rd law of motion? What is (1) action and (2) reaction?
300
When air resistance exactly matches the downward force of gravity, a falling object stops accelerating and reaches it's...
What is terminal velocity?
300
This law says that for a force on an object, there is an equal and opposite force.
What is Newton's third law of motion?
300
When a moving bumper car collides with a bumper car at rest, the momentum....
What is transferred to the car at rest?
300
The ACCELERATION of a 5kg object that takes a force of 15N to move it.... (a= F/m)
What is 15N/5kg =3m/s/s?
300
The following visual demonstrates this law of motion… The vocabulary term being described is…. (2 ANSWERS)
What is Newton's 1st law of motion? What is inertia?
400
If a feather and a rock were dropped at the same time from the same height, _____ would hit the ground first assuming there is no air resistance.
What is they would both hit at the same time?
400
Provide an example of Newton's first law of motion
What is VARY
400
Two spheres have identical masses. One sphere has a velocity of 10 m/s east, when it collides with the second sphere that is at rest, the amount of momentum is.... (greater than, less than, or equal to)
What is equal to the momentum before the collision?
400
Due to gravity, the acceleration of an object falling on Earth is 9.8m/s/s. An acorn falls from a tree in 1.5s, solve for VELOCITY. (v= g x t)
What is 9.8m/s/s x 1.5s=14.7m/s?
400
Analyze the visual. When a softball is pitched its momentum…
What is transferred from the ball to the bat and hand of the batter, it is not lost or gained?
500
Provide an example of an object in projectile motion. (Remember there are 2 components involved with projectile motion)
What is VARY?
500
Create an example for one of Newton's laws of motion, be sure to state which law you are exemplifying.
What is VARY
500
Newton's third law of motion is related to the law of conservation of momentum. Why is this true?
What is Newton's third law can explain the law of conservation of momentum. Because the action and reaction forces are equal and opposite, momentum is neither gained nor lost?
500
Due to gravity on Earth, acceleration is always 9.8m/s. A foul ball is hit straight up in the air and falls from the top of its motion for 1.4s before being caught by the catcher. The VELOCITY of the ball as it hits the catcher's glove is... (v= g x t)
What is 9.8m/s/s x 1.4s = 13.72 m/s downward?
500
See visual of sled dog..
What is the dog needs to increase it's force OR more dogs need to be added to pull the sled?