The Universe Worksheet-2
A. A unit of brightness
B. A unit of time that is equal to the time it takes for light to travel in one year
C. A unit of length that is equal to the distance travelled by light in one year
D. A unit of length that is equal to the distance travelled by sound in one year
A. Collect light and then to have the image magnified
B. Detects radio waves coming from space objects
C. Detects shock waves coming from space objects
D. Collect cosmic radiation from space objects
A. 7 B. 8 C. 9 D. 10
A. Uranus B. Neptune C. Jupiter D. Earth
A. 1. Outer planets are larger 2. Outer planets are made of gases and inner planets are solid
B. 1. Inner planets are larger 2. Outer planets are made of gases and inner planets are solid
C. 1. Outer planets are larger 2. Inner planets are made of gases and outer planets are solid
D. 1. Inner planets are larger 2. Inner planets are made of gases and outer planets are solid
A. Mars B. Uranus C. Saturn D. Neptune
A. Earth's revolution around the Sun
B. Earth's rotation on its axis
C. Moon's revolution around the Earth
D. Moon's rotation on its axis
A. It causes rain and monsoon
B. It causes day and night
C. It causes seasons to change
D. It causes glacier to melt
A. Because, Moon has craters
B. Because, Moon has dense atmosphere
C. Because, Moon’s gravitational force is one sixth of the Earth's gravitational force
D. Because, Moon gravitational force is six times the Earth's gravitational force
A. It causes high and low tides in the oceans
B. It causes clouds to rise high
C. It destroys the Earth's gravity
D. It makes Earth spin faster
Answer Key:
1.-(c); 2.-(b); 3.-(b); 4.-(d); 5.-(a); 6.-(b); 7.-(b); 8.-(c); 9.-(c); 10.-(a)