PS Astronomy Final Exam

The name of the Galaxy that contains our solar system is...

• Milky Way

• Snickers

• 3 Musketeers

• Mars Bars

What force is responsible for holding you on the Earth, the moon around the Earth, and the planets around the sun?

• Inertia

• Friction

• Gravitational Pull

• Convection

What is a solar wind?

• The surface of the sun

• Darker, cooler areas of the sun

• Outer layer of the sun

• Constant flow of tiny, fast, electrically charged particles

The energy from the sun is created by a process called:

• nuclear fission
• nuclear fusion
• nuclear reaction
• nuclear core

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What is needed for fusion to occur

• High density and low pressure

• High temperatures and low pressure

• High pressure and high temperature

• Low pressure and temperature

Energy is created in the core when two _____________ atoms join together to form a ______________ atom.

• helium, hydrogen
• carbon, hydrogen
• nitrogen, helium
• hydrogen, helium

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

In which area of the sun does gas rise as it heats up, then fall back down as it cools in a circular motion?

• the core

• the radiation zone

• the convection zone

• the corona

What layer can be seen here only during a total solar eclipse that also means "crown"?

• chromosphere

• corona

• photosphere

• core

When explosions erupt into space from the sun releasing gas and energy we call this:

• solar winds

• coronal outburst

• solar flares

• auroras

What type of galaxy is the Milky Way?

• Spiral galaxy
• Elliptical galaxy
• Nebula
• Globular cluster

Tags

NGSS.MS-ESS1-2