Amplify - Chemical Reactions - Chapter 1 Flashcard

Front

What is the temperature at which a substance changes from the liquid phase to the gas phase?

Back

Boiling point.

Tags

NGSS.MS-PS1-4

Front

Where did Dr. Yung find the reddish-brown substance when examining possible sources?

Back

Coming from the pipes into the houses.

Front

How often do chemists from a city's water department test the water supply?

Back

Every day.

Front

Can scientists use properties to distinguish between different substances?

Back

True.

Tags

NGSS.MS-PS1-2

Front

What term describes the relative size of things?

Back

Scale.

Tags

NGSS.MS-ESS1-3

Front

What is the process called when a liquid turns into a gas?

Back

Vaporization.

Tags

NGSS.MS-PS1-4

Front

What is the term for a change in a substance that does not alter its chemical composition?

Back

Physical change.

Front

What is the term for a change that results in the formation of new chemical substances?

Back

Chemical change.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What is the boiling point of water at sea level?

Back

100 degrees Celsius (212 degrees Fahrenheit).

Tags

NGSS.MS-PS3-4

Front

What is the significance of testing water supplies daily?

Back

To ensure safety and quality of drinking water.

Tags

NGSS.MS-PS1-2