Atoms to Macromolecules

This is a scientific model of a(an) _______________.

• atom

• molecule

• chemical symbol

• chemical equation

This is a scientific model of a(an) _______________.

• atom

• molecule

• chemical symbol

• chemical equation

Tags

NGSS.MS-PS1-1

C and He are ____________ that represent the names of the elements.

• atoms

• molecules

• elements

• chemical symbols

Tags

NGSS.MS-PS1-1

All matter is made of _____.

• light

• energy

• cells

• atoms

Tags

NGSS.MS-PS1-1

Substances made of only one kind of atom are called:

• elements

• nitrogen

• electrons

• nucleus

What subatomic particle is represented by this symbol (+):

• neutron

• proton

• electron

What subatomic particle is represented by this charge (-):

• neutron

• proton

• electron

Protons and neutrons are found in the center of the atom called the:

• nucleus

• neutron

• shell

• cell

Tags

NGSS.MS-PS1-1

Electrons have a _____ charge.

• neutral

• negative

• positive

• both positive and negative

Tags

NGSS.MS-PS2-3

Which particle is outside the nucleus?

• Protons

• Neutrons

• Electrons

• Nucleus

Tags

NGSS.MS-PS1-1