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101: A satellite of mass "M" is in orbit around the earth. If a second Satellite of mass "2M" is to be placed in the same orbit; the second satellite must have a velocity Which is?
w) Half the velocity of the first satellite
x) The same as the velocity of the first satellite
y) Twice the velocity of the first satellite
z) Four times the velocity of the first satellite
ANSWER: X -- THE SAME AS THE VELOCITY OF THE FIRST SATELLITE
102: Which of the answers listed below best completes the statement: The rate at which any part of a wave travels from one place to another determines the waves:
w) Propagation velocity
x) Period
y) Amplitude
z) Frequency
ANSWER: W -- PROPAGATION VELOCITYScience Bowl PHYSICS
103: A spring with a force constant of 100 Newtons per meter is loaded With a mass of 1.0 kilogram. The period of vibration of this system is:
w) .03 seconds
x) .06 seconds
y) .31 seconds
z) .63 seconds
ANSWER: Z -- .63 SECONDS
104: The first instrument used for measuring temperature was the gas Thermos cope invented by:
w) Celsius
x) Galileo
y) Centigrade
z) Fahrenheit
ANSWER: X -- GALILEO
105: The first law of thermodynamics is concerned with the conservation of
w) Energy
x) Momentum
y) Charge
z) Matter
ANSWER: W -- ENERGY
106: Which of the following best completes the statement: The calorie is the amount of heat needed to raise:
w) 1 gram of water 1 degree Celsius
x) 1 gram of water 1 degree Rankin
y) 1 kilogram of water 1 degree Celsius
z) 1 kilogram of water 1 degree Kelvin
ANSWER: W -- 1 GRAM OF WATER 1 DEGREE CELSIUS Science Bowl PHYSICS
107: Units commonly used for entropy are:
w) Kilograms per degree Kelvin
x) Joules per degree Kelvin
y) Newtons per Coulomb
z) Ergs
ANSWER: X -- JOULES PER DEGREE KELVIN
108: The amount of heat required to change a boiling liquid to a gas at the same temperature depends on one of the following properties of the liquid. Does it depend on the liquid's:
w) Heat of fusion
x) Heat of vaporization
y) Temperature
z) Density
ANSWER: X -- HEAT OF VAPORIZATION
109: According to the second law of thermodynamics, energy tends to become more and more unavailable for conversion from:
w) Thermal to kinetic energy
x) Kinetic to thermal energy
y) Thermal to mechanical energy
z) Mechanical to thermal energy
ANSWER: Y -- THERMAL TO MECHANICAL ENERGY
110: When a charge moves through an electric circuit in the direction of an electric force it does one of the following four things. Does it:
w) Lose potential energy and gain kinetic energy
x) Gain potential energy and lose kinetic energy
y) Lose both potential and kinetic energy
z) Gain both potential and kinetic energy
ANSWER: W -- LOSE POTENTIAL ENERGY AND GAIN KINETIC ENERGY Science Bowl PHYSICS
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