Science Midterm

Front

What is a hypothesis?

Back

A hypothesis is a testable statement or prediction about the relationship between two or more variables.

Tags

NGSS.HS-PS1-2

Front

What is the main goal of science?

Back

The main goal of science is to understand the natural world through observation and experimentation.

Tags

NGSS.MS-PS1-2

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is a solid?

Back

A solid is a state of matter that has a definite shape and volume.

Front

What is a liquid?

Back

A liquid is a state of matter that has a definite volume but takes the shape of its container.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is a gas?

Back

A gas is a state of matter that has no definite shape or volume and expands to fill its container.

Tags

NGSS.MS-PS1-4

Front

What is a chemical change?

Back

A chemical change is a process that involves the transformation of one substance into another, such as burning wood.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What safety measures should be taken in a lab?

Back

Safety measures include no food or drinks, no playing, and keeping hair pulled up.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Tags

NGSS.MS-LS1-1