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4) What is the momentum of a 30.0kg shell fired from a cannon with velocity of 500m/s?

4) What is the momentum of a 30.0kg shell fired from a cannon with velocity of 500m/s?


5) What tension must a 50.0cm lenght of string support in order to whirl an attached 1,000g stone in a cicular path at 5.00m/s?


6) What is the kinetic energy of a 30.0g bullet that is traveling at 200.0 m/s?


7) Which pair of variables defines motion?


A- Speedd and distance
B- Time and momentum
C- Change of position and passage of time
D- Speed and passage of time


8) Which choice below pairs a scientific term with the correct scientific unit?


A- Work: Newton
B- Power: Joule
C- Force: Joule
D- Power: Watt


9) One of the following forms of energy can move through the vacuum of outer space without any involvement of matter.


A- Radiant
B- Mechanical
C- nuclear
D- Chemical


10) In order for an object to move in a circular path at a constant speed, which set of conditions must be satisfied?


A- A force must be applied once to start a circular motion, then the object wil continue in circular path.

B- A force must be applied continuously against the object's motion to cause it to turn away into a circular path.

C- A force must be applied continuously at right angels to the object's motion to produce a circular path.

D- No force need to be applied since speed remains constant.
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