Science test yayayay

What is static electricity?

• Occurs when there is a flow of electrons.

• A force created by an attraction between 2 objects with opposite charges.

• Two metals and electrolyte.

• Moisture, Heat, and Ice.

How does something become positively and negatively charged?

• Something becomes positively charged when it loses electrons.

• Something becomes positively charged when it gains electrons.

• Something becomes negatively charged when it loses electrons.

• Something becomes negatively charged when it gains electrons.

What 3 ingredients make lightning?

• 100,000 volts of lighting, Metal frame, and Water

• Moisture, Heat, and Ice.

• Cloud to ground, Cloud to Cloud, and Inner Cloud.

• Step leaders, Streamers, and Sparks.

How many millions of volts can lightning be?

• 100,000

• 1 billion

• 200,000

• 10,000

How hot can lightning be?

• 100,000°F

• Hotter than the suns surface

• Insanely crazily blazing

• 50,000°F

How is lightning made? (starting with ice crystals hitting hail stones)

• 1. 1. Cloud becomes electrified, 2. electrical current rips through, 3. neutralize 2 charges causing lightning.

• 1. 1. Electrical current rips through, 2. cloud becomes electrified, 3. neutralize 2 charges causing lightning.

• 1. 1. Neutralize 2 charges causing lightning, 2. cloud becomes electrified, 3. electrical current rips through.

• 1. 1. Cloud becomes electrified, 2. neutralize 2 charges causing lightning, 3. electrical current rips through.

Tags

NGSS.MS-ESS3-2

Normally, what are the charges at the top and bottom of a cloud?

• Top : Negative

  Bottom : Negative

• Top : Negative

  Bottom : Positive

• Top : Positive

  Bottom : Negative

• Top : Positive

  Bottom : Positive

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What are the charged feelers that come from the cloud (-) and the ground (+) called?

• Streamers (from cloud)

• Step leaders (from cloud)

• Step leaders (from ground)

• Streamers (from ground)

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What percentage of lightning never touches the ground?

• 85%

• 90%

• 95%

• 80%

Beside inner cloud lightning (ex: sheet lightning) and cloud-to-cloud lightning (ex: spider lightning), what is the other type?

• Cloud to house.

• Cloud to wind.

• Cloud to sun.

• Cloud to ground.