magnetic and electrical forces

How do you increase the strength of electromagnets? 2 answers

• Decrease the number of loops of wire

• Increase the number of loops of wire

• Increase voltage or current

• Decrease voltage or current

Tags

NGSS.MS-PS2-3

There are ___ poles.

Tags

NGSS.MS-PS2-3

Which object will a magnet attract?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

True or False: Magnets can pull objects through solids and liquids.

• True

• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which item would be attracted to a magnet?

• a glass jar

• a paperclip

• a plastic toy cow

• a wooden popsicle stick

Tags

NGSS.MS-PS2-3

Electric charge is made up of:

• Protons and Neutrons

• Electric Power

• Electrons and Protons

• Protons and Electric

Tags

NGSS.MS-PS2-3

NGSS.MS-PS1-1

What direction does the magnetic needle of a compass point to?

• north pole

• 
• magnetic south

• magnetic north

Tags

NGSS.MS-PS2-3

What is the space around a magnet where the force is present?

• Magnetic pole

• Magnetic field

• Magnetic needle

Tags

NGSS.MS-PS2-3

Which statement about magnetic poles is accurate?

• Same magnetic poles attract, while different magnetic poles repel.

• Same magnetic poles attract, while different magnetic poles attract.

• Opposite magnetic poles attract, while like magnetic poles repel.

• Opposite magnetic poles repel, while like magnetic poles attract.

Tags

NGSS.MS-PS2-3

Which is FALSE about magnets?

• Magnets can attract or repel.

• Round magnets have only one pole.

• Magnets attract objects made of iron.

• Magnets can pull through solids and liquids.

Tags

NGSS.3-PS2-3