What is the rate of Earth's rotation?

15 degrees per hour and slowing down

What causes the north and south poles of the Earth?

Earth has an iron rich core and generates a magnetic field

Which statement is true?

Some planets have natural satellites or moons

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Introduction to Earth Science...What do you know about Earth?

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Students get a basic understanding of their general knowledge about earth

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Questions 16

Answers

1
What is the rate of Earth's rotation?
We cannot determine the rate of rotation
15 degrees per hour and slowing down
15 degrees per hour and constant
15 degrees per hour and speeding up
2
Based on the video, what will cause our planet to change in the 50 years?
war
pollution
heat
lack of natural resources
3
What causes the north and south poles of the Earth?
Earth has a mercury core and generates an electrical field
Earth is a solid and the water generates the polarity.
Earth has an iron rich core and generates a magnetic field
Earth has a silicon core and generates a magnetic field
4
Which statement is true?
The Earth has had three moons in the past
Pluto is considered to be a comet
Some planets have natural satellites or moons
All planets have a natural satellite or moon
5
What is the approximate age of the Earth?
4.6 trillion years
4. 6 billion years
4.6 thousand years
4.6 million years
6
What percent of the Earth is covered by water?
50%
40%
95%
70%
7
What is the term used to describe the earliest model of the universe?
heliocentric
hexocentric
pyrocentric
geocentric
8
Which heats up faster?
copper
sand
water
aluminum
9
What term is used to describe how the Earth travels around the Sun?
revolution
rotation
spinning
stationary
10
What is the term used to describe the scientist who studies weather?
paleontologist
meteorologist
seismologist
astronomer
11
What planet is not named after a god?
Earth
Venus
Mars
Saturn
12
Name the major reference line which divides the Earth into the two hemispheres?
International Dateline
Prime Meridian
Arctic Circle
Equator
13
What is the true shape of the Earth?
flat
crescent shape
oblate spheroid
perfect sphere
14
What continent has the lowest recorded temperature on Earth?
Antarctica
Alaska
North America
Siberia
15
What causes seasons?
the changing energy from the Sun
the spinning direction of the Earth
the tilt of the Earth
the varying distance between the Earth and Sun
16
What natural gas contributes to the global warming phenomenon for our planet?
nitrogen
hydrogen
oxygen
carbon dioxide

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