Question

1. The small rounded rocky chunks of material found in some meteorites are called:

a. space diamonds

b. chondrules

c.nucleus

d.coma

2. The cloud of gas around the head of comet is called the:

a. nucleus

b.plasma tail

c.ion tail

d. coma

3. In 2015, a spacecraft from NASA flew nearby Pluto for the first time, providing researchers huge amounts of new data before continuing on to explore Kuiper Belt objects. The name of the spacecraft is:

a. Cassini

b. Apollo

c. Mercury

d.New Horizons

4.The regions of the asteroid belt that contain very few asteroids are known as:

a. Great Voids

b. Roche holes

c.Oort Cloud

d. Kirkwood Gaps

5. Spectacular displays of aurora (Northern/Southern Lights) can result from huge amounts of gas thrown off the Sun during

a. coronal mass ejections

b. sunspots

c. outgassing

d. granulation

6. When energy is released during fusion in the core of the Sun, approximately how long does it take for that energy to leave the surface of the Sun?

a. 2 minutes

b. 1 billion years

c. 350 years

d. 1 million years

7. Very luminous/bright red stars that do not fit the main sequence in the Hertzsprung-Russell Diagram are:

a. proto-stars

b. giants

c. hotter than usual

d. neutron stars in disguise

Answer 1

1. b. chondrules

These are stony meteorites that contain small balls of stony material called chondrules.

2. d. coma

A hazy cloud called a coma surrounds the nucleus. The coma and the nucleus together form the comet's head

3. d.New Horizons

NASA's New Horizons spacecraft is the first spacecraft to explore Pluto up close

4. d. Kirkwood Gaps

5. a. coronal mass ejections

6. d. 1 million years

7. b. giants