The distance to the Andromeda Galaxy is estimated at about 2 106 light years. A light year is the distance traveled by light in one year; if the speed of light is 3 108 m/s, about how far is it from our galaxy to Andromeda? (1 year = 3.15 107 s)
a. 10 1015 m
c. 2 1022 m
b. 1 1018 m
d. 6 1012 m
[Ques. 2] A cereal box has the dimensions of 0.19 m 0.28 m 0.080 m. If there are 3.28 feet per meter, then what is the volume of the box in cubic feet?
a. 0.0043 cubic feet
c. 0.046 cubic feet
b. 0.15 cubic feet
d. 0.0014 cubic feet
[Ques. 3] A furlong is a distance of 220 yards. A fortnight is a time period of two weeks. A horse is running at a speed of 4.00 yards per second. What is his speed in furlongs per fortnight?
a. 2200 furlongs/fortnight
c. 11,000 furlongs/fortnight
b. 4980 furlongs/fortnight
d. 22,000 furlongs/fortnight
[Ques. 4] On planet Z, the standard unit of length is the foose. Ann the Astronaut is 5.90 feet tall on Earth. She lands on planet Z and is measured to be 94 foosi tall. Her partner Rachael is 83 foosi tall. How tall is Rachael on Earth?
a. 5.2 feet
c. 5.8 feet
b. 5.5 feet
d. 6.3 feet
[Ques. 5] On planet Q the standard unit of volume is called the guppy. Space travelers from Earth have determined that one liter = 38.2 guppies. How many guppies are in 200 liters?
a. 70.2 guppies
c. 5.24 guppies
b. 9.74 guppies
d. 7640 guppies
[Ques. 6] One year is about _____ seconds while one day is exactly _____ seconds.
a. 3.16 107, 86,400
c. 3.16 107, 8640
b. 5.26 105, 86,400
d. 1.04 106, 36,000
[Ques. 7] The ratio M/m of the prefixes M and m has what value?
a. 103
c. 109
b. 106
d. 1018
[Ques. 8] The prefixes which are abbreviated p, n, and T represent which of the following?
a. 10-2, 10-6, and 1015
c. 10-12, 10-9, and 1012
b. 10-9, 106, and 1010
d. 10-15, 10-6, and 1015
[Ques. 9] In mechanics, physicists use three basic quantities to derive additional quantities. Mass is one of the three quantities. What are the other two?
a. length and force
c. length and time
b. power and force
d. force and time
[Ques. 10] The current standard definition for the second has been based on which of the following?
a. characteristic frequency of the light from cesium atoms
b. average solar day
c. sidereal day
d. Greenwich Civil Time
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