Natural Resources and Chemistry!

What do we call something from nature that humans use?

• natural resource

• synthetic material

• unlimited resources

• steady materials

Tags

NGSS.MS-PS1-3

What is true about the chemical symbol H₂O? Select all that apply!

• "H" stands for "hydrogen".

• "O" stands for "oxygen".

• "H₂O" is the chemical symbol for water.

• There are two hydrogen atoms and one oxygen atom in every molecule of water.

Tags

NGSS.MS-PS1-1

Something not found in nature, but made by people is called....

• natural resource

• synthetic material

• unlimited resources

• steady materials

Tags

NGSS.MS-PS1-3

Which of the following are TRUE about synthetic materials? Select all that apply.

• They are made from natural resources

• They are made by humans through chemical reactions

• A chemical change doesn't need to occur to make a synthetic material

• Physical changes to natural resources can make synthetic materials.

Tags

NGSS.MS-PS1-3

Chemical change or physical change?

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Chemical change or physical change?

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

Chemical change or physical change?

• Chemical Change
• Physical Change

Chemical change or physical change?

• Chemical Change
• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What's a sign that a chemical change has occurred? Select all that apply.

• The substance is torn in two.

• Bubbles have formed

• There is a chance in color or temperature.

• A precipitate has formed

Tags

NGSS.MS-PS1-2

Which of the following are TRUE about synthetic materials? Select all that apply.

• They can be useful to society.

• Some could stick around in the environment as pollution.

• Some can be biodegradable, which means they break down naturally and safely in nature

• All synthetic materials are harmful and only scientists with years of training can make them.

Tags

NGSS.MS-PS1-3