ESS A Module 1 Exam Review

Which description best describes Mars?

• Mars is a small, rocky planet and is an inner planet in our solar system.

• Mars is a large, rocky planet and is an outer planet in our solar system

• Mercury is a small, gassy planet and is an outer planet in our solar system.

• Mercury is a small, gassy planet and is an inner planet in our solar system.

Categorize the options into the right categories

Groups:

(a) Terrestrial Planet core

,

(b) Jovian Planet Core

• Nickel

• Rock

• Iron

• Ice

Categorize the options into the right categories

Groups:

(a) Terrestrial Planet Mantle

,

(b) Jovian Planet Mantle

• Compressed water

• Sodium

• Calcium

• Pressurized hydrogen

• Silicon

• Oxygen

Approximately how long does it take light to travel from the sun to Neptune (4,501,090,000 km away)?  Assume speed of light is 300,000 km/s.

• 250 minutes

• 2.50 minutes

• 0.15 seconds

• 150 seconds

Which of the following processes produces the light we see from our sun?

• Nuclear fission

• Nuclear fusion

• Chemical combustion

• Magic!

Match the appropriate description to each point in the star's life.

a

b

c

Hydrogen fuses into helium

Iron is formed, increases in the core

Core collapses, shell of star expands

What happens in the core of a star?

• hydrogen atoms are created

• nuclear fusion

• nuclear fission

• a black hole forms

Tags

NGSS.HS-ESS1-3

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Before stars were stars, what were they?

• Interstellar nebulae

• Black Holes

• Planetary nebulae

• White Dwarfs

What is a characteristic of the White Dwarf?

• extremely hot and very bright

• not as hot and very bright

• extremely hot and not as bright

• not as hot and not as bright

Which of these is true regarding a star's characteristics?

• the size is dependent on its luminosity

• the fusion rate is dependent on its age

• the color is dependent on its surface temperature

• the luminosity is dependent on its color