3-5 Why do some things explode? - Vocabulary

What is the definition of "chemical reaction"?

• A process where one or more substances form a new substance

• A type of gas that plants take in

• A test used to discover new information

• A pretend version of something scientists use

Which word describes a state of matter, such as water when it is steam?

• Gas

• Liquid

• Substance

• Particle

What is an "experiment"?

• A test used to discover new information about a question

• A material that has specific properties

• A type of gas that animals use to breathe

• A very tiny thing, sometimes too small to be seen

Which term means "when something bursts outwards"?

• Explosion

• Model

• Oxygen

• States of matter

What is a "model" in science?

• A pretend version of something that scientists use when the real thing is too big, small, or complicated to work with

• A type of gas that plants take in

• A state of matter, such as water when you can pour it

• A process where substances form a new substance

Which of the following is NOT a state of matter?

• Explosion

• Solid

• Liquid

• Gas

Why might scientists use a model?

• Because the real thing is too big, small, or complicated to work with

• To make something explode

• To create a new substance

• To test for oxygen

What is a "particle"?

• A very tiny thing, sometimes too small to be seen

• A type of gas that animals use to breathe

• A state of matter, such as water when it is steam

• A test used to discover new information

Which word means "a material that has specific properties"?

• Substance

• Experiment

• Explosion

• Model

What are "states of matter"?

• Different forms of matter that include solid, liquid, and gas

• A process where substances form a new substance

• A type of gas that plants take in

• A pretend version of something scientists use