Biology
Astronomy
Chemistry
Physics
Random
100
How many senses do humans have, and what are they?
Five - Smell, Hearing, Touch, Sight, and Taste
100
How many planets are in our solar system?
Eight!
100
What gas do we need to breathe?
Oxygen!
100
What force pulls objects towards the earth?
Gravity
100
What is the largest known living land animal?
The African Elephant
200
What do you call an animal that only eats meat?
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200
What is the name of our galaxy?
The Milky Way
200
What state of matter is water under 32 degrees?
Solid - it turns into ice!
200
What is Earth's primary source of energy?
The sun!
200
How many legs do arachnids have?
8 (spiders)
300
What are the small parts all living things are made of?
Cells!
300
The sun is not a planet, it is a ________.
Star
300
What is the chemical name for water?
H2O!
300
What color reflects light, and what color absorbs light?
White reflects, black absorbs
300
Who was the first man on the moon?
Neil Armstrong
400
When there are no more of a certain species left on Earth, they are known as ________?
For example, the Dodo bird and dinosaurs are_______.
Extinct
400
The North Star is also known as?
Polaris
400
What is the chemical symbol for gold?
Au!
400
What is the hardest known substance?
Diamond
400
What is Earth's only natural satellite?
The Moon!
500
What bones are called the "phalanges?"
Fingers and Toes
500
Astrophysicists study the luminosity of stars. What is another word for "luminosity?"
Brightness!
500
What pH does a lemon have?
About 2 or 3
500
What force occurs when two solid objects rub against each other?
Friction!
500
Which part of the body is the "control center" for the nervous system?
The brain!