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Basic science quiz

1 / 30

How many planets are in the Solar System?

2 / 30

What is the main gas found in the sun?

3 / 30

What is the largest organ in the human body?

4 / 30

Which vitamin is known as ascorbic acid?

5 / 30

What is the speed of light in a vacuum?

6 / 30

What gas do plants breathe in that humans and animals breathe out?

7 / 30

Which planet is known as the Red Planet?

8 / 30

Who is known as the father of modern physics?

9 / 30

What type of galaxy is the Milky Way?

10 / 30

Which of the following is not a primary color?

11 / 30

What force pulls objects toward the center of the Earth?

12 / 30

What is the hardest natural substance on Earth?

13 / 30

What is the pH level of water?

14 / 30

How many elements are there in the periodic table?

15 / 30

What type of blood cells fight infection?

16 / 30

What is the center of an atom called?

17 / 30

At what temperature do both the Fahrenheit and Celsius scales have the same value?

18 / 30

Who proposed the theory of relativity?

19 / 30

What is the boiling point of water?

20 / 30

What type of organism produces its own food through photosynthesis?

21 / 30

Which element is needed to make nuclear energy and weapons?

22 / 30

What is the study of fungi called?

23 / 30

What is the formula for water?

24 / 30

What is the chemical symbol for gold?

25 / 30

What does DNA stand for?

26 / 30

Which of these elements is a noble gas?

27 / 30

Which part of the plant conducts photosynthesis?

28 / 30

What is the smallest particle of an element that retains the properties of that element?

29 / 30

What phenomenon causes the northern and southern lights?

30 / 30

What is the most common gas in the Earth’s atmosphere?

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