Earth
Animals
Space
Meteorology
Chemistry
100

What is the difference between the inner and outer core

The outer core is made of liquid metal and the inner core is solid

100

Is a dolphin a mammal or fish

Mammal

100

How long is a day on Mars

23 hours

100
What type of weather is high pressure often associated with

Sunny and warm weather 

100

How many valence electrons does the Halogen family have?

7

200

What type of rock is coal

Sedimentary
200

What is the only mammal that lays eggs

Platypus

200

Which planet does the moon Titan orbit

Saturn

200

What is a cold front

A mass of cold air

200

What is an oxide?

Oxygen and a metal

300

Who created the Continental Drift Theory

Alfred Wegener

300

What is the name of the man who created the theory of Natural Selection

Charles Darwin

300

What is the name of the closest star to us?

Proxima Centauri

300

What wind speed is required for a storm to be classified as a hurricane?

74 mph+

300

Which chemical in peppers creates the feeling of spice?

Capsaicin

400

What type of plate shift causes earthquakes (name at least one)

subduction, spreading, slipping, or colliding

400

What is the color of a polar bear's skin under its fur.

Black

400

In orbital mechanics what is the point where the satellite comes closest to the body it is orbiting called 

Perigee

400

Which way does an anticyclone rotate?

Clockwise

400
Which is the only metal that is liquid at room temperature?

Mercury

500
What was the main flaw of Albert Wegener's Theory

He failed to explain how the plates actually moved.

500

Where are cricket's ears?

In their front legs

500

What type of galaxy is the most common in space

Spiral Galaxies

500

What type of thunderstorm is the most likely to create tornadoes.

supercell

500

Which noble gas has an A as its first letter?

Argon

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