How can I smell things from a distance Unit 2 IC1 LS2 (L6-L9))

What are the basic building blocks for all matter?

• atoms
• elements
• compounds
• chemicals

Tags

NGSS.MS-PS1-1

What do we call a substance consisting of a single atom?

• coefficient
• element
• compound
• molecule

All ____________ are made up of two or more atoms bonded together.

• atoms
• molecules
• electrons
• elements

Tags

NGSS.MS-PS1-1

A pure substance.....

• Contains more than one substance

• Contains only one substance

• Can be separated by physical means

• Cannot be separated by physical means

Tags

NGSS.MS-PS1-4

A mixture.....

• Contains more than one substance

• Contains only one substance

• Can be separated by physical means

• Cannot be separated by physical means

If two substances have the same mass...

• we need more information to determine if they are the same substance.

• they are the same substance.

• they are not the same substance.

Anything that has mass and takes up space

• matter

• mass

• weight

• volume

Tags

NGSS.MS-PS1-5

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Tags

NGSS.MS-PS1-1

What is a group of atoms joined together called?

• an atom
• molecule
• matter
• compound

Tags

NGSS.MS-PS1-1

Which part of an atom is POSITIVELY charged?

• protons
• neutrons
• electrons
• atoms