Random Science
Chemistry
Biology
Physics
People in Science
100

What is a solar eclipse?

When the moon fully blocks the sun's light.

100

What's the first element in the periodic table?

Hydrogen

100

What is the mitochondria?

The powerhouse of the cell.

100

What is the unit to measure power?

(hint: of a light bulb)

Watts

100

Who first discovered gravity?

Isaac Newton

200

What is the largest desert in the world?

Antarctica

200

Where are the halogens in the periodic table?

Group 17

200

What is the difference between RNA and DNA?

RNA has a single-helix shape whereas DNA has a double-helix shape.

200

What is at the center of the Milky Way?

A black hole

200

What movie is about the first three black women to work at NASA?

Hidden Figures

300

Which simple experiment uses the following ingredients:

-dish soap

-hydrogen peroxide

-food dye

-yeast

(hint: you've probably done this experiment in middle school)

Elephant Toothpaste

300

Where is (most) helium fond?

In the stars

300

What is the chemical formula of photosynthesis?

Sun Light + 6CO2 + 6H20 = C6H12O6 + 602 

300

What is inertia?

The tendency to remain unchanged.

300

Who had "immortal" cells that were experimented with without her family's consent (after she died)?

Henrietta Lacks

400

What is the most common state of matter in the universe?

Plasma

400

Why can't you make jewelry out of 24k gold?

It's too soft

400

What is this organ:

Liver

400

Name one of the three laws of motion

1. an object will not change its motion unless a force acts on it

2. the force on an object is equal to its mass times its acceleration

3.  when two objects interact, they apply forces to each other of equal magnitude and opposite direction

400

What is Charles Darwin known for?

The theory of natural selection

500

How many bones do sharks have in their bodies?

Zero
500

What is the only non-metallic substance that expands when it freezes?

Water

500

Which organ stores bile?

Gallbladder

500

What is torque?

Rotational force

500

Which famous artist was the first person to propose the creation of contact lenses?

Leonardo da Vinci

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