Matter and Its Interactions

What is a basic building block of all matter?

• compound

• atom

• proton

• chemical formula

Tags

NGSS.MS-PS1-1

What subatomic particle has a negative charge?

• atom

• neutron

• proton

• electron

What subatomic particle has no charge?

• neutron

• electron

• proton

• atom

What subatomic particle has a positive charge?

• proton

• neutron

• electron

• atom

What two subatomic particles are located in the nucleus?

• electrons

• protons

• neutrons

• molecules

What subatomic elements identifies an element?

• atom

• electron

• neutron

• proton

If an element has an atomic mass of 27 and has 13 protons, how many neutrons does it have?

• 40

• 14

• 4

• 13

Tags

NGSS.MS-PS1-1

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

• chemical formula

• element

• subscript

• coefficient

The ______________ in a formula tells the number of atoms of each element present.

• subscript

• coefficient

• chemical formula

• atomic mass

In a chemical formula, the _____________ is a large number that tells the number of molecules in the reaction.

• subscript

• coefficient

• chemical

• atomic mass