Lighting

Which of the following types of electrical plugs is typical for a lighting fixture, and why is this important?

a) edison

b) twist lock, or

c) rotating

Which of the following is NOT a benefit for having an LED fixture as opposed to a traditional incandescent one?

• less expensive

• updated technology

• color range can be changed from the console directly to the fixture

• energy output is much less

How many lightning bolts hit the ground all over Earth?

• 0-50

• 50-100

• 100-500

Where are you the safest during a lightning storm?

• under a tree

• in an open field

• in your car

True or False: Thunder and Lightning come from static electricity.

• True

• False

What is the primary cause of lightning during a thunderstorm?

• Friction between clouds

• Condensation of water vapor

• Static electricity

• Wind currents

Which of the following is a common safety measure during a lightning storm?

• Standing under a tree

• Staying indoors

• Holding metal objects

• Swimming in a pool

What is the typical speed of a lightning bolt?

• 300,000 km/s

• 150,000 km/s

• 100,000 km/s

• 30,000 km/s

Tags

NGSS.HS-PS4-3

Which gas is primarily responsible for the blue color of lightning?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

How does a lightning rod protect a building?

• By attracting lightning

• By repelling lightning

• By grounding the electrical charge

• By storing the electrical charge

Tags

NGSS.MS-PS2-5