Intro to Atoms

Atoms are mostly?

• Empty space

• Protons

• Electrons

• Chemicals

Tags

NGSS.MS-PS1-1

What 2 particles are found in the nucleus of an atom?

• Proton and electron

• Proton and neutron

• Neutron and electron

• proton, neutron and electron

Tags

NGSS.MS-PS1-1

Nathaniel wanted to study atoms for his birthday. What is the best scientific way to use to achieve this dream?

• Use a magnifying glass

• Use a telescope

• Use a microscope

• Use a model

Where can you find a proton in an atom?

• nucleus

• orbital

• cloud

• rings

An atom with atomic number 6 would have how many protons 

• 6

• 12

• 3

• cannot be determined 

Tags

NGSS.MS-PS1-1

Where are electrons of an atom found?

• Nucleus

• Electron Cloud

• Some are in the nucleus and some in the electron cloud.

• They are moving everywhere.

The atomic mass or mass number equals the number of...

• protons plus the number of electrons

• protons plus the number of neutrons

• protons

• neutrons

Which option below is the smallest?

• worm

• molecule

• cell

• atom

Which sub-atomic particle does not go in nucleus?

• proton

• neutron

• electron

Changing which sub-atomic particle changes the element?

• proton

• neutron

• electron