Atomic Structure Review

Which of the following is a physical change?

• sawing a piece of wood in half

• burning a piece of wood

• rust forming on an iron fence

• a copper roof changing color from red to green

How is a chemical change different from a physical change?

• Chemical change will change the composition and physical does not.

• Chemical change will not change the composition and physical does.

Tags

NGSS.MS-PS1-5

Which particle has a positive charge?

• electron
• orbital
• proton
• neutron

Choose the particle that has no charge.

• nucleus
• neutron
• proton
• electron

This particle determines what element you have - the elements identity.

• electron
• proton
• neutron
• valence shell

Tags

NGSS.MS-PS1-1

An electron has a _____ charge.

• negative
• positive
• neutral

Tags

NGSS.HS-PS2-4

Describe an Electron Cloud?

• the mist outside of an atom
• home of the protons
• where electrons are located
• nucleus

Tags

NGSS.MS-PS1-1

What are valence electrons?

• electrons on the first orbital always
• nucleus
• the outermost shell
• the number of electrons on the outermost orbital

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which particles make up the nucleus of an atom?

• protons and neutrons
• electrons and protons
• electrons, protons, and neutrons
• electrons and neutrons

Tags

NGSS.MS-PS1-1

The particles of the atom you can find by knowing the atomic number.

• neutrons
• protons and electrons
• protons and neutrons
• atomic mass

Tags

NGSS.MS-PS1-1