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Physical Science
Chemistry
Diversity of Life
Earth History
Miscellaneous
100
This force causes a ship's iron anchor to sink to the ocean floor when it is released overboard.
What is gravity
100
A fundamental substance that cannot be broken into simpler substances by chemical or physical processes.
What is an element?
100
An individual living thing, such as a plant, animal, fungus, bacterium, or protist.
What is an organism?
100
A rock made from particles, such as sand, silt, and pebbles, or by precipitation of minerals from a solution, such as calcium carbonate.
What is a sedimentary rock?
100

Energy of motion is called:
A. Thermal energy
B. Chemical energy
C. Kinetic energy
D. Electrical energy

What is C. Kinetic energy?

200

Which is an example of potential energy?
A. A rolling ball
B. A stretched rubber band
C. A moving car
D. A flowing river

What is B. A stretched rubber band?

200

Which is possible evidence of a chemical reaction?
A. Change in shape
B. Change in state
C. Formation of a gas
D. Melting

What is C. Formation of a gas?

200
The process by which plants, and some protists and bacteria use light energy, carbon dioxide, and water to make sugar.
What is photosynthesis?
200
The breaking apart of rocks by physical or chemical methods.
What is weathering?
200

A student measures plant growth under different light conditions. What is the independent variable?
A. Plant height
B. Type of light
C. Time
D. Soil type  

What is Type of light
?

300
The theoretical constant speed at which an object would have to travel in order to go a given distance in a given period of time. Total distance divided by total time.
What is average speed?
300

What happens to particles in a gas compared to a liquid?
A. They move slower
B. They are closer together
C. They move faster and spread out
D. They stop moving

What is C. They move faster and spread out?

300

Which structure controls the activities of a cell?

What is the nucleus?

300

What causes the seasons on Earth?
A. Distance from the Sun
B. Earth's tilt on its axis
C. The Moon’s gravity
D. Earth's rotation

What is the Earth's tilt on its axis?

300

What happens to the KE of an object if the force acting on it increases?
A. It decreases
B. It increases
C. It stays the same
D. It disappears

What is increases?

400
mass divided by volume =
What is density.
400
A process during which starting substances (reactants) change into new substances (products) with different arrangements of atoms.
What is a chemical reaction?
400

Which of the following is an example of a chemical change?
A. Ice melting
B. Water boiling
C. Wood burning
D. Sugar dissolving

What is Wood burning

400

The transformation of rocks from one type to another by melting, weathering, erosion, deposition, heat, pressure, or deformation.

What is the rock cycle?

400
The wearing away and transport of soil and rock by weathering, mass wasting, and the action of water, wind, and ice.
What is erosion?
500
The amount of matter in an object, measured in grams (milligrams, kilograms, anything with grams at the end).
What is mass.
500
Not capable of being dissolved.
What is insoluble
500
A semirigid structure that surrounds cells of plants, fungi, and bacteria. Does not exist in animal cells.
What is a cell wall?
500

A nearly level area that has been uplifted.

What is a plateau?

500
A very large cluster of stars (tens of millions to trillions of stars), bound together by gravity.
What is a galaxy?