biology
Physics
Chemistry
Geography
Algebra
100

What is a cell?

Basic unit of life.

100

What is gravity?

This force pulls objects toward Earth.

100

What is water?

H₂O

100

What is Asia?

The largest continent on Earth.

100

Solve: 5 + x = 10  

5

200

What is photosynthesis?

Process plants use to make food.

200

What is a newton?

Unit used to measure force.

200

What is the nucleus?

Center of an atom.

200

What is the Nile?

The longest river in the world.

200

2x = 14

7

300

What is DNA?

The molecule that carries genetic information.

300

What is 300,000 km/s?

The speed of light is approximately this many km/s

300

What is the periodic table?

Table organizing all elements.

300

What is Paris?

The capital of France.

300

Solve: x² = 36

6

400

What is the heart?

Organ that pumps blood through the body.

400

What is kinetic energy?

Energy of motion is called this.

400

What is acidic?

pH less than 7 means this.

400

What is the Sahara Desert?

The desert covering much of North Africa.

400

3x + 4 = 19

5

500

What is the nervous system?

This system controls the body using electrical signals.

500

What is Newton’s Third Law?

This law states every action has an equal and opposite reaction.

500

Which formul we always use for us

O2

500

What is the Equator?

The line dividing Earth into Northern and Southern Hemispheres.

500

2x² = 18

3

M
e
n
u