Space and planets
Element extreme
Physics facts
Number news
The odd lives of scientists
100

Less than two in a year

What is a Mercury Year

100

Several elements are named after these.

What are People and places

100

It is impossible to go faster than what.

What is the speed of Light?

100

A what is a number with a 1 with 100 zeros

What is a googol
100

This scientist ate an owl, a hawk, a puma, and a Galapagos tortoise

Who is Charles Darwin?

200

This planet has winds five time stronger than the fastest wind recorded on Earth

What is Neptune

200

We could be up to our knees in this valuable metal.

What is Gold

200

You need to throw a ball twice as hard from 70mph for it to reach what speed.

What is 100mph?

200
What letter won't appear in numbers till 1,000

What is A?

200

This scientist tried to turn common metals into gold and failed.

Who is Issac Newton.

300

If the Earth was the size of what ball the sun would be Fifteen feet.

What is a golf ball?

300

There is about half a pound of this in a human body.

What is Salt

300

Sound travels 750mph through what.

What is air?

300
The only number with it's letters in reverse alphabetical order.

What is One?

300

Albert Einstein studied this subject at age twelve.

What is Calculus

400

There are about 3,000 of these orbiting Earth

What are Satellites?

400

Some elements in what could explode or start a fire when dropped into water.

What is metal?

400

You weigh about this much more on Earth than you would on the moon.

What is six times?

400

It would take twelve days counting one number per second to reach this number.

What is one million?

400

The Greek scientist Eratosthenes found the size of this planet more than 2,000 years ago. 

What is Earth?

500

Mar's what have such low gravity you could throw a baseball into orbit.

What are Moon Phobes?

500

If you pour salt into a full glass of what it won't overflow.

What is Water?

500

Astronauts grow how much taller after going into space?

What is 2 inches?

500

The only number with it's letters in alphabetical order.

What is Forty

500

This scientist who has a car brand named after him claimed to receive radio signals from Mars in 1899.

Who is Nikola Tesla?

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