1.
If an object has kinetic energy, then it also must have _____.
2.
An object that has kinetic energy must be _____.
3.
The formula to calculate work is W= F x d
How much work was done is 5 N of force was used to move an object 25 meters?
4.
The formula for calculating work = W= F x d
A vehicle at the wrecking yard was pushed forward 7 meters with a force of 5000 N. How much work was done?
5.
The formula for calculating work is F x d
A family car ran out of gas in the left lane of a busy street. The father got out of the car and tried to push the car to the gas station. He used about 600 N of force, but the car moved a distance of 0. How much work was done?
6.
According to the definition for work, in order for work to be accomplished their must be a force exerted on an object and
A.
The object must move in the opposite direction of the applied force
B.
The object must move in the same direction as the applied force
C.
The object must be lifted up
D.
The object must move a distance less than 100 meters
7.
The formula for calculating work is W= F x d
A pulley is used to lift a heavy piano 6 meters up to the second floor. The amount of force applied upward is 700 N. How much work was done?
8.
The formula for calculating work is W= F x d
Jerry pulled the library cart 3 meters with a force of 17 N. How much work was done?
9.
The formula for calculating work is W= F x d.
A body builder lifts the barbell up 1 meter with a force of 501 N.
Then He uses 501 N to hold the barbell in place for 2 minutes.
How much work was done?
10.
The ability to do work or cause change is...
11.
The energy an object has while in motion is...
A.
B.
Gravitational potential energy
C.
12.
Stored energy that results from the position or shape of an object is called...
13.
Calculate the momentum of a 700g ball that is rolling down a ramp at 4.6m/s.
14.
If a force of 50N acts on a 5 kg object, its acceleration is equal to ______ meters per second squared.
15.
The resistance an object has to a change in its motion is called ______________,
16.
3. If a total distance of 750 m is covered in a
time interval of 25 s,the average speed is ______?
17.
6. If a person walked at 2 m/s for 12 s he/she
would travel a distance of ________.
18.
7. How long would it take to travel 50 km traveling
at a speed of 10 km/hr?
19.
The current in a circuit equals the voltage difference divided by the resistance.
20.
The net movement of electric charges in a singe direction.
21.
A ____ ____ is related to the force that causes electric charges to flow.
22.
Voltage difference is measured in _____.
23.
What is the unit for voltage?
24.
What is the unit for current?
25.
What is the unit for resistance?