Comets, Asteroids, & Meteoroids

What did people think comets were in ancient history?

• fairies

• omens

• giant balls of ice

• fireworks

True or false: Comets are made of mostly rock and metal.

• true

• false

True or False: As the comets journey in from the outer limits of our solar system and get closer to the sun, some of the frozen ice melts to a gas.

• true

• false

Tags

NGSS.MS-PS1-4

What is the gaseous cloud surrounding the comment called?

• ball of wonder

• coma

• glowing cloud of awe

• sparkle dust

True or False: The two tails of a comet usually point in two different directions because the gas tail is moving faster than the dust tail.

• true

• false

What are the categories of comets?

• Ice Comets and Rock Comets

• Blue Comets and Green Comets

• Short Period Comets and Long Period Comets

• Good Comets and Bad Comets

Which comet was the first to be studied up close and long-term?

• Halley's Comet

• Hale-Bopp

• Rosetta

• Shoemaker-Levy 9

True or False: Some scientists believe that comets and asteroids may have brought significant amounts water to our planet billions of years ago

• true

• false

Tags

NGSS.MS-ESS3-1

True or False: When a space probe passed through the coma of the comet Wild 2 (pronounced Vilt 2) and collected samples, scientists discovered traces of carbon-based molecules.

• true

• false

Scientists once referred to comets as _____________ .

• ice balls

• hairy stars

• flying space rocks