Scientific Methods
Earth & Space
Physics
Chemistry
Biology
100

This is the first step of the scientific method, where you identify a problem or phenomenon to investigate.

What is asking a question?

100

This is the theory that Earth's continents have moved over geologic time.

What is continental drift?

100

This law states that for every action, there is an equal and opposite reaction.

What is Newton's Third Law of Motion?

100

This table organizes all known elements by atomic number and properties.

What is the periodic table?

100

These are the basic structural and functional units of all living organisms.

What are cells?

200

This step involves making a testable prediction that can be examined through experimentation.

What is forming a hypothesis?

200

These are large, rotating tropical storm systems that form over warm ocean waters.

What are hurricanes?

200

This is the rate at which velocity changes over time.

What is acceleration?

200

This type of bond involves the sharing of electrons between atoms.

What is a covalent bond?

200

This process allows plants to convert sunlight into chemical energy.

What is photosynthesis?

300

These are variables in an experiment that must remain the same to ensure a fair test.

What are controlled variables (or constants)?

300

This is the layer of the atmosphere where weather occurs.

What is the troposphere?

300

This type of energy is stored due to an object's position or condition.

What is potential energy?

300

The pH scale measures how acidic or basic a substance is, with this number being neutral.

What is 7?

300

DNA is found in this part of the cell.

What is the nucleus?

400

After analyzing the data collected from an experiment, this step involves determining if the hypothesis was supported or not.

What is drawing a conclusion?

400

This type of rock forms from the cooling and solidification of magma or lava.

What is igneous rock?

400

The unit used to measure electric current.

What is the ampere (amp)?

400

These substances speed up chemical reactions without being used up.

What are catalysts?

400

Organisms that make their own food using sunlight or chemicals.

What are producers or autotrophs?

500

This type of variable is the one that is measured or observed in an experiment.

What is the dependent variable?

500

This is when the moon is shrinking between a full moon and half moon.

What is wanning gibbous?

500

Light bends when it passes from one medium to another due to this phenomenon.

What is refraction?

500

A chemical reaction that absorbs heat from its surroundings.

What is an endothermic reaction?

500

This system in the human body is responsible for transporting blood, oxygen, and nutrients.

What is the circulatory system?

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