Earth and Space
Biology
Physics
Chemistry
Scientists
100

The closest planet to the sun is...

Mercury

100

How many legs does an insect have?

Six

100

The first law of motion says that an object at rest stays...

at rest (unless acted upon by an unbalanced force).

100
What is an element

A substance that cannot be broken down into simpler substances

100

She lived with chimpanzees and learned about them

Jane Goodall

200

Name all four gas giants.

Jupiter, Saturn, Uranus, Neptune

200

Mushrooms aren't plants. What are they?

Fungi

200

Why does a compass point north?

Because of the Earth's magnetic field.

200

What is the chemical symbol for Helium?

He

200

He developed the Laws of Motion and Law of Gravity, invented calculus, and taught us that the rainbow is just white light broken into its component wavelengths.

Issac Newton

300

What is the name of our star (sun)? 

Sol.

300

Name 3 characteristics shared by all living things.

Made of at least one cell, respond to stimuli, reproduce, grow/develop, etc.

300
What is a force?

A push or a pull

300

How many atoms are in one water molecule?

Three (2 H and 1 O)

300

He came up with famous equation E=MC2

Albert Einstein

400

How old is the Earth?

4.5 billion years

400

What is one difference between plant cells and animal cells?

Chloroplasts, cell wall, permanent vacuoles, lysosomes

400

What causes the moon to orbit the Earth?

Gravity

400

A chemical reaction that gets cold is called...

endothermic

400

She invented the technology behind wifi and bluetooth

Hedy Lamarr

500

Why isn't Pluto a planet anymore?

It was reclassified as a dwarf planet because it hasn't cleared its orbit around the sun (it shares that path with debris)

500

Who produced the first theory of evolution by natural selection?

Charles Darwin

500

What causes gravity?

Heavy objects bend space

500

A chemical reaction that gets hot is called

Exothermic

500

She discovered Radium and Polonium. 

Marie Curie