Practice Test - Understanding the Sun and Its Impact on Earth

What type of star is the Sun classified as?

• Neutron star

• Typical star

• White dwarf

• Red giant

What is the primary composition of the Sun?

• Solid rock

• Glowing gas

• Liquid metal

• Ice

What percentage of the solar system's mass does the Sun make up?

• 25%

• 75%

• 50%

• 99.8%

Where is the Sun located in our solar system?

• At the edge

• Beyond Pluto

• In the center

• Near Jupiter

Tags

NGSS.MS-ESS1-2

What force does the Sun exert to hold the solar system together?

• Gravitational force

• Nuclear force

• Magnetic force

• Electromagnetic force

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

How many Earths could fit inside the Sun if it was hollow?

• Ten thousand

• One million

• One hundred thousand

• Five hundred thousand

Tags

NGSS.MS-ESS1-3

What are the main gases that make up the Sun?

• Hydrogen and helium

• Argon and neon

• Carbon dioxide and methane

• Oxygen and nitrogen

What is the innermost part of the Sun called?

• Core

• Corona

• Photosphere

• Radiative zone

What is the temperature of the Sun's core approximately?

• 1 million Kelvin

• 10,000 Kelvin

• 15 million Kelvin

• 5,000 Kelvin

Tags

NGSS.HS-ESS1-1

What is the outermost layer of the Sun's interior?

• Photosphere

• Core

• Radiative zone

• Convective zone