Molecules and Atoms

What chart should you reference to lookup information about elements?

• Elemental map
• Periodic Table of Elements
• Table of atoms
• None of the above

Tags

NGSS.HS-PS1-1

Protons and neutrons clump together to form the __________ of an atom.

• nucleus
• centrosome
• outer shell
• orbital

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NGSS.HS-PS1-8

This subatomic particle of an atom has a POSITIVE charge.

• Electron
• Neutron
• Proton
• Betatron

Tags

NGSS.MS-PS1-1

This subatomic particle of an atom has NO charge.

• Electron
• Proton
• Atom
• Neutron

Tags

NGSS.MS-PS1-1

This subatomic particle of an atom has a NEGATIVE charge.

• Electron
• Proton
• Atom
• Neutron

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NGSS.MS-PS1-1

______ is an ELEMENT since it is only made up of one type of atom.

• Water
• Air
• Gold
• Salt

Tags

NGSS.HS-PS1-1

A molecule is made up of ____ or more atoms.

• 1
• 2
• 3
• 4

Tags

NGSS.HS-LS1-6

"Total mass of the products formed in chemical reaction is exactly equal to the total mass of the reactants present in it." is a .....

• Law of constant proportion

• Law of multiple proportion

• Law of conservation of mass

• All the above

Tags

NGSS.HS-PS1-7

What is an element?

• Two or more atoms joined together.

• One of over 100 types of atoms

• Two or more different elements joined together.

• A particle with no charge found in the nucleus of an atom.

Tags

NGSS.MS-PS1-1

What is a compound?

• Two different elements bonded together.

• Two of the same elements bonded together.

• A mixture of different substances.

• Two substances stuck together with glue.

Tags

NGSS.MS-PS1-1