Atoms, elements, and molecules

Matter is made up of extremely tiny particles called ______.

• atoms

• cells

• matter

• sand

Tags

NGSS.MS-PS1-1

An atom is made of _____ different parts.

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

What is the center or core of the atom?

• me

• nucleus

• electron

• matter

__________ are part of the nucleus and have a positive electrical charge.

• nucleus

• electron

• proton

• paper

______________ are negatively charged particles that move around the nucleus.

• electrons

• protons

• matter

• nucleus

Atoms combine in many different ways to form ____________.

• people

• protons

• electrons

• molecules

Tags

NGSS.MS-PS1-1

Number 1 is pointing to __________________.

• protons

• matter

• mouse

• circles

Tags

NGSS.MS-PS1-1

Number 2 is pointing to ____________________.

• a circle

• electrons

• a ball

• the sun

Tags

NGSS.MS-PS1-1

An element is made of atoms that have the same number of _____________ and ____________.

• protons, electrons

• apples, oranges

• people, cars

• cats, dogs

Tags

NGSS.MS-PS1-1

Everything in the universe is either matter or __________.

• people

• gold

• energy

• water

Tags

NGSS.MS-ESS2-1

NGSS.MS-PS3-1

NGSS.MS-PS3-5