Matter is pulled to the ground (Earth) by this force.
What is Gravity?
100
What category of organic molecule are sugars, starches, and fibers?
What are Carbohydrates.
100
Animals which eat both plants and other animals are known as what?
What are Omnivores.
100
What is the name of a scientist who studies weather?
What is a Meterologist.
100
The colored part of the human eye that controls how much light passes through the pupil is called what?
What is the Iris.
200
Metals expand when heated and do what when cooled?
What is Contract.
200
What process is used by plants to convert sunlight into food and energy?
What is Photosynthesis.
200
A single piece of coiled DNA is known as what?
What is a Chromosome.
200
Cumulonimbus clouds are very easy to spot with their dark flattish bases and a mass of fluffy white cloud on top that towers upwards. What type of weather do cumulonimbus clouds usually bring us?
What is Heavy Rain and Thunderstorms.
200
The innermost part of bones is called what?
What is Bone Marrow.
300
True or False, Iron is attracted by magnets.
What is True.
300
What is the main gas found in the air we breathe?
What is Nitrogen.
300
Bacterial infections in humans can be treated with what?
What are Antibiotics.
300
What is the name of the gas that traps heat on Earth by preventing it from returning to space.
What is a Greenhouse Gas.
300
The bones that make up your spine are called what?
What are Vertebrae.
400
What is the most recognized model of how the Universe began?
What is the Big Bang Theory
400
At room temperature, what is the only metal that is in liquid form?
What is Mercury.
400
A change of the DNA in an organism that results in a new trait is known as what?
What is a Mutation.
400
An anemometer is used to measure what?
What is Wind speed.
400
True or false? Your ears are important when it comes to staying balanced.
What is True.
500
Albert Einstein is well known for this theory.
What is the Theory of Relativity
500
What orbits the nucleus of an atom?
What are Electrons.
500
Which famous scientist introduced the idea of natural selection?
Who is Charles Darwin.
500
Stratus, cirrus, cumulus and nimbus are types of what?
What are Clouds.
500
The outside layer of skin on the human body is called what?