4/18-4/21 Electricity & Magnetism

What will happen when these magnets are brought close together?

• They will attract each other.
• They will repel each other.
• Both magnets will turn to the left
• Both magnets will turn to the right

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Bar magnets have two poles. What are they?

• north and south
• west and east
• positive and negative
• right and wrong

Tags

NGSS.MS-PS2-3

Like/same poles __________ each other while unlike/opposite poles ___________ each other.

• repel, attract
•  attract, repel
•  love, hate
• oppose, connect

Tags

NGSS.MS-PS2-3

A balloon has a negative charge. A glass rod has a positive charge. What will happen when the glass rod is brought close to the balloon?

• The balloon will be attracted to the rod.
• The balloon will be repelled by the rod.
• The balloon will remain in place.
• The balloon will spin in circles.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

These are iron filings and bar magnets on a sheet of paper. Where is the magnetic field the strongest?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Where is earth's magnetic field the strongest?

• 1 - near Africa
• 2 - by the equator
• 3 - near Europe
• 4 - at the poles

Which of the following can work as an energy source?

• Battery
  
• Light bulb
• Wire
  
• All of them

Tags

NGSS.4-PS3-2

What are the two types of electric circuits?

• Parallel circuits & Series circuits
• Parallel circuits & Electric circuits
• Electric circuits & Series circuits
• All of them

Look at the drawing. Which best describes the switch?

• Closed
• Open
• Parallel
• Series

Does this diagram represent a series or parallel circuit?

• series circuit (1 loop)
• parallel circuit (more than 1 loop)