Two things that are used to find impulse
What is force and time?
You can increase the potential energy of a bow and arrow by
What is pulling the arrow back?
To calculate average speed you must
What is divide the total distance by the total time?
The unit of work
What is Joule?
The world's longest river
What is the Nile?
A bug and a car collide. Which experiences the greater amount of force?
They experience the same force.
A ball is thrown straight up. At what point does it have the most energy? Ignore air resistance.
Where is everywhere?
What does a distance v. time graph look like with constant speed?
What is a line?
A truck has four times the mass of a car and is moving with twice the speed of the car. If Kt and Kc refer to the kinetic energies of truck and car respectively, it is correct to say that:
A) Kt = 16Kc
B) Kt = 4Kc
C) Kt = 2Kc
D) Kt = Kc
What is A?
The ocean the Bermuda Triangle is located in
The Atlantic Ocean
A diesel locomotive coasting at 10 km/h runs into a stationary flatcar. The locomotive weighs four times as much as the flatcar. How fast do the locomotive and flatcar move when they stick together upon collision?
8 km/h
A volleyball, bowling ball, ping pong ball, and a marble are rolling down a slope. The ball with the greatest kinetic energy is
What is the bowling ball?
A free body diagram of a box being pushed to the right across a rough surface (draw on the board)
What is Normal (up), Gravity (down), Friction (left), Applied (right)?
A 35-N bucket of water is lifted vertically 3.0 m and then returned to its original position. How much work did gravity do on the bucket during this process?
What is 0J?
A progressive president who believed in "moral imperialism"
Who is Woodrow Wilson?
From the same height you simultaneously drop a lightweight tennis ball and a heavyweight bowling ball. When they hit the floor they have the same
a) speed.
b) force.
c) momentum.
d) all of the above.
e) none of the above.
What is speed?
A bowling ball is dropped from height h onto the center of a trampoline, which launches the ball back up into the air. How high will the ball rise? Assume no air resistance.
Can an object have zero velocity and nonzero acceleration at the same time? Give an example.
What is yes?
Apex when an object is thrown
What is the power of a 5kg ball that starts from rest then speeds up to 10m/s in 5s?
What is 50J/s?
What is the only edible food that never expires?
Honey?
An object that has a small mass and an object that has a large mass have the same momentum. Which object has the largest kinetic energy?
What is the object with smaller mass?
A car traveling at a velocity v can stop in a minimum distance d. What would be the car's minimum stopping distance if it were traveling at a velocity of 2v?
What is 4d?
A sheet of paper can be withdrawn from under a container of milk without toppling it if the paper is jerked quickly. The reason this can be done is that
What is the milk carton has inertia?
Two men, Joel and Jerry, push against a car that has stalled, trying unsuccessfully to get it moving. Jerry stops after 10 minutes, while Joel is able to push for 5 minutes longer. Compare the work they do on the car.
A) Joel does 75% more work than Jerry.
B) Joel does 50% more work than Jerry.
C) Jerry does 50% more work than Joel.
D) Joel does 25% more work than Jerry
E) Neither of them does any work.
What is the smallest country in the world?
Vatican City