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