Eo

What 'flows' in a wire?

• Protons

• Neutrons

• Atoms

• Electrons

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

NGSS.MS-PS3-5

_________________ allow electricity to flow through easily.

• conductors

• construction

• constrictors

Why do conductors allow electricity to flow but not insulators?

• Conductors are magnetic and allow electromagnetism.

• Conductors have channels that electrons can flow through

• Conductors have loose electrons.

• Insulators have small breaks in them that block electric current.

What is the symbol for the element with atomic number 8?

• O

• Eo

• Ox

• Om

Which of the following is the correct electron configuration for oxygen?

What is the most common oxidation state of oxygen in compounds?

• -2

• +2

• 0

• -1

Tags

NGSS.MS-PS1-1

Which of the following compounds is an oxide?

What is the molecular formula of ozone?

Tags

NGSS.MS-PS1-1

Which of the following processes involves the reaction of oxygen with another substance?

• Combustion

• Photosynthesis

• Fermentation

• Evaporation

Tags

NGSS.MS-PS1-5

What is the role of oxygen in cellular respiration?

• Electron acceptor

• Electron donor

• Energy source

• Enzyme

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3