Geography
Biology
Chemistry
Physic
100

What is the largest ocean in the world?

The Pacific Ocean 

100

What is the basic unit of life?

The cell

100

What is the chemical symbol of water?

H2O

100

Who discovered the law of gravity?

Isaak Newton

200

Which is the highest mountain on the earth?

Mount Everest

200

Which organ pumps blood in the human body?

The heart pumps blood.

200

What is the atomic number in oxygen?

Oxygens atomic nomer is 8

200

What is the speed of light?

It is about 300000 per km

300

Where is the Sahara desert located?

It is located in North Africa.

300

What gas do plants produce during photosynthesis?

plants produce oxygen

300

Which gas do humans need to survive?

Humans need oxygen

300

What is force measured in?

Force is measured in Newtons

400

What is the capital  city of Japan?

Tokyo

400

Which organ helps us breathe?

The lungs helps us breathe.

400

What is the chemical symbol for gold?

The symbol is au

400

What is the center of our solar system?

The sun is the center

500

Which is the longest river in the world?

The Nail river

500

What is the largest organ in the human body?

The skin is the largest organ

500

Which element is the lighest?

Hydrogen

500

What energy does a moving object have?

It has kinetic energy

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