Quiz • 15 Questions
Quiz: How well do you know Planet Earth?
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954 People Participated
Question 1 of 15
Earth is the only planet known to have life in the entire universe, true or false?
True
False
Question 2 of 15
How old is planet Earth, roughly?
2 billion years
200 million years
3 billion years
4.5 billion years
Question 3 of 15
Why is Earth called Earth?
From the goddess Urth
From the city Erth
From a Germanic word meaning 'ground'
Question 4 of 15
Which of the following is not a layer in our Earth?
Skin
Crust
Mantle
Core
Question 5 of 15
How much of Earth’s surface is covered in oceans?
Nearly 10%
Nearly 50%
Nearly 70%
Nearly 100%
Question 6 of 15
Earth is a 'terrestrial' planet, but what does that mean?
Covered in dirt
Breathable atmosphere
Has life
Made of rock
Question 7 of 15
What gas makes up most of Earth's atmosphere?
Oxygen
Nitrogen
Carbon dioxide
Helium
Question 8 of 15
What is Earth mostly made of?
Iron, nitrogen, carbon
Iron, oxygen, silicon
Boron, uranium, cobalt
Iron, nickel, copper
Question 9 of 15
Which planet in our solar system is NOT bigger than Earth?
Neptune
Jupiter
Mercury
Uranus
Question 10 of 15
How many planets are closer to the sun than Earth?
2
3
4
5
Question 11 of 15
Why do we have seasons on Earth?
Sun sometimes gets closer
Earth is tilted on its axis
Our orbit is an oval
No one knows
Question 12 of 15
If you dug straight down, how far would you have to go to reach Earth’s core?
Almost 40,000 miles
Almost 4,000 miles
Almost 400 miles
Almost 40 miles
Question 13 of 15
How fast is Earth travelling as it orbits the sun?
18,500 miles per second
185 miles per second
18.5 miles per second
1.85 miles per second
Question 14 of 15
How long is a year on Earth?
365 days
366 days
365.2564 days
Question 15 of 15
Jungles are home to half of our planet's plant and animal life, but how much of Earth's surface is jungle?
6%
16%
26%
36%
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1
Earth is the only planet known to have life in the entire universe, true or false?
Your Answer:
Correct Answer: True
2
How old is planet Earth, roughly?
Your Answer:
Correct Answer: 4.5 billion years
3
Why is Earth called Earth?
Your Answer:
Correct Answer: From a Germanic word meaning 'ground'
4
Which of the following is not a layer in our Earth?
Your Answer:
Correct Answer: Skin
5
How much of Earth’s surface is covered in oceans?
Your Answer:
Correct Answer: Nearly 70%
6
Earth is a 'terrestrial' planet, but what does that mean?
Your Answer:
Correct Answer: Made of rock
7
What gas makes up most of Earth's atmosphere?
Your Answer:
Correct Answer: Nitrogen
8
What is Earth mostly made of?
Your Answer:
Correct Answer: Iron, oxygen, silicon
9
Which planet in our solar system is NOT bigger than Earth?
Your Answer:
Correct Answer: Mercury
10
How many planets are closer to the sun than Earth?
Your Answer:
Correct Answer: 2
11
Why do we have seasons on Earth?
Your Answer:
Correct Answer: Earth is tilted on its axis
12
If you dug straight down, how far would you have to go to reach Earth’s core?
Your Answer:
Correct Answer: Almost 4,000 miles
13
How fast is Earth travelling as it orbits the sun?
Your Answer:
Correct Answer: 18.5 miles per second
14
How long is a year on Earth?
Your Answer:
Correct Answer: 365.2564 days
15
Jungles are home to half of our planet's plant and animal life, but how much of Earth's surface is jungle?
Your Answer:
Correct Answer: 6%
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