Electricity and Magnetism II

A built up electric charge is called

• current electricity
• static electricity

What type of energy goes from a battery to a light bulb?

• thermal to light
• sound to thermal
• electrical to light
• light to electrical

What type of energy goes from a battery to a light bulb?

• thermal to light
• sound to thermal
• electrical to light
• light to electrical

What part of a circuit stops the current?

• wire
• switch
• battery
• light

What material is an insulator?

• coper
• silver
• gold
• plastic

Tags

NGSS.MS-PS2-3

which change would result in a stronger electromagnet?

• reducing the batteries
• increasing the voltage
• substituting the metal
• decreasing the coils

Which of these activities would a magnet be used for?

• catch a fish
• pick up metal scraps
• find coins at the beach

Which is true?

• magnets can attract though solid materials
• magnets can't attract through solid materials
• magnets must be suspended
• magnets attract when on top of each other

Which change would result in a better electromagnet?

• fewer coils
• more coils
• less voltage
• smaller nail

When is an object negatively charged?

• When it gains electrons
• When it gains protons
• When it loses electrons
• When it has more neutrons

Tags

NGSS.MS-PS2-3