Physical Science Review 2

Which of the following can work as an energy source?

• Battery
  
• Light bulb
• Wire
  
• All of them

Tags

NGSS.4-PS3-2

Which material is a conductor?

• plastic

• silver

• glass

Which type of circuit is Circuit A?

• series

• parallel

• perpendicular

Voltage is simply defined as...

• what 'pushes' electrons
• what 'stops' electrons
• moving electrons

Resistance is...

• What "slows down" electrons
• What "speeds up" electrons
• Moving electrons
• What "pushes" electrons

Tags

NGSS.MS-PS2-3

1. The _______ are new substances that are created following a chemical reaction.

• Products

• Reactants

• chemical reaction

Tags

NGSS.MS-PS1-2

The _________________ are either elements or compounds which are present prior to a chemical reaction.

• products

• reactants

• chemical reaction

Tags

NGSS.MS-PS1-5

How many molecules of CO2 molecules are present? ___________

• 2

• 4

• 6

• 12

Tags

NGSS.MS-LS1-6

Is this equations balanced?

• yes

• no

• not able to determine

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Is this equation balanced?

• Yes

• No

• Not able to determine

Tags

NGSS.MS-PS1-5