🔬 Science trivia for kids - 12 questions with answers

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Kids 9-13 12 questions

Put on your lab goggles! These science questions will test what you know about how the world works.

Question 1 of 12 · Score 0

At what temperature does water boil at sea level?

📋 All questions with answers (for teachers and parents)

At what temperature does water boil at sea level?
Answer: 100°C (212°F). At sea level, water boils at 100°C, which is 212°F.
What are the three common states of matter?
Answer: Solid, liquid and gas. Ice, water and steam are the same stuff in three different states.
What is H2O better known as?
Answer: Water. A water molecule has two hydrogen atoms and one oxygen atom.
Which force pulls things down toward the ground?
Answer: Gravity. Gravity pulls everything toward Earth, which is why things fall.
Which of these does a magnet attract?
Answer: Iron. Magnets attract iron and some other metals, but not wood, plastic or glass.
Which scientist described the laws of motion and gravity in the 1600s?
Answer: Isaac Newton. Isaac Newton explained gravity and the three laws of motion.
What color do you get when you mix blue and yellow paint?
Answer: Green. Blue and yellow paint mix together to make green.
What is the center of an atom called?
Answer: The nucleus. The nucleus sits at the center of an atom, with electrons moving around it.
Why does ice float on water?
Answer: It is less dense than liquid water. Water spreads out when it freezes, so ice is lighter for its size than liquid water.
Which force slows down a toy car rolling across the carpet?
Answer: Friction. Friction happens when two surfaces rub together and slows things down.
What happens when white light shines through a prism?
Answer: It splits into a rainbow of colors. White light is a mix of all colors, and a prism spreads them apart.
Which of these lets electricity flow through it easily?
Answer: Copper. Copper is a great conductor, which is why it is used inside electric wires.

Quick answers

At what temperature does water boil at sea level?

100°C (212°F). At sea level, water boils at 100°C, which is 212°F.

What are the three common states of matter?

Solid, liquid and gas. Ice, water and steam are the same stuff in three different states.

What is H2O better known as?

Water. A water molecule has two hydrogen atoms and one oxygen atom.

Which force pulls things down toward the ground?

Gravity. Gravity pulls everything toward Earth, which is why things fall.

Which of these does a magnet attract?

Iron. Magnets attract iron and some other metals, but not wood, plastic or glass.

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