Topic 2: Understanding the ATOM

All matter is composed of tiny particles called...

• molecules

• compounds

• atoms

• protons

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

What makes each element different from another?

• number of orbits

• number of protons

• number of neutrons

• number of gluons

Tags

NGSS.MS-PS1-1

What particles are found in the nucleus of an atom?

• protons & neutrons

• protons & electrons

• neutrons & electrons

• only protons

Tags

NGSS.MS-PS1-1

What particles are found spinning around the nucleus of an atom?

• protons

• electrons

• neutrons

• moons

Tags

NGSS.MS-PS1-1

The atomic number of Magnesium is 12. How many protons does it have?

• 6

• 24

• 12

• 0

Tags

NGSS.MS-PS1-1

What element has the symbol Au?

• Bronze

• Silver

• Gold

• Platinum

What is the charge of an electron?

• positive (+)

• neutral (0)

• negative ( - )

• nothing

Tags

NGSS.MS-PS1-1

What is the charge of a neutron?

• positive (+)

• neutral (0)

• negative ( - )

• polar

Tags

NGSS.MS-PS1-1

How many electrons ( - ) does Oxygen have?

• 2

• 4

• 6

• 8

Tags

NGSS.MS-PS1-1

What is the charge of a proton?

• positive (+)

• neutral (0)

• negative ( - )

• nothing