Science 6 Test 7

Front

What is a high-speed stream of particles that travels outward from holes in the sun's corona?

Back

Solar wind is a high-speed stream of charged particles released from the sun's corona that interacts with Earth's upper atmosphere.

Front

What is the hottest region of the sun's atmosphere?

Back

The corona is the outermost layer of the sun's atmosphere and is the hottest, reaching temperatures of millions of degrees.

Front

What are the three basic types of galaxy shapes?

Back

The three basic types of galaxy shapes are spiral, elliptical, and irregular.

Front

What part of the sun's atmosphere is closest to its surface?

Back

The photosphere is the layer of the sun's atmosphere that is closest to its surface and is where sunlight is emitted.

Front

What is the actual explosion of a star called?

Back

A supernova is the explosion of a star that occurs at the end of its life cycle.

Front

What is a solar flare?

Back

A solar flare is a sudden eruption of energy on the sun's surface that can release a large amount of radiation.

Front

What is the difference between a solar storm and solar wind?

Back

Solar wind is a continuous flow of particles from the sun, while a solar storm refers to disturbances in the Earth's magnetosphere caused by solar activity.

Front

What is the photosphere?

Back

The photosphere is the visible surface of the sun from which light is emitted.

Front

What is an elliptical galaxy?

Back

An elliptical galaxy is a type of galaxy that has an oval shape and lacks the distinct structure of spiral galaxies.

Front

What is an irregular galaxy?

Back

An irregular galaxy is a type of galaxy that does not have a defined shape or structure, often appearing chaotic.