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Physics

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Gudrun Collier

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2y ago
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Cards in this guide (15)
Why do the planets rotate around the sun

Because they all condensed out of the same cloud of spinning dust and gas.

Which planet do most known extrasolar planets most resemble

Jupiter Neptune

The planet that most extrasolar planets resembles Jupiter.

Jupiter(apex)
Most of the confirmed Exoplanets are larger gaseous planets with large masses. These are easier to detect and confirm due to their size. They most resemble Jupiter, although many are thought to be much larger than our largest planet.

What were the heavier elements in the universe formed by

They were formed in supernovae.

What object is so dense that even light can not escape its gravity

That is called a "black hole".

Statement correctly describes how the density and temperature of air are related

less-dense air has a higher temperature

What tells you the number of inches on the planimetric map for every actual mile that the map represents

Scale

Why do ice cubes float in drinks and water

Because ice cubes are less dense than water.

What do scientist use to make an observation

data and graphs

How are automatic car washes and self-serve car washes are the same

The car does get cleaned.

What is an old dense hot star

White dwarf

Why do astronomers find it difficult to locate extrasolar planets with telescopes-

Light from the stars they orbit makes it difficult to see them.

Does a picture hanging on a wall have energy

A picture hanging on the wall has potential energy. If it comes loose, it will fall, converting the potential energy to kinetic energy.

Select the star life cycle that is accurate.

star of one stellar mass, red giant, planetary nebula, white dwarf

Do All of the following are reasons why astronomers have difficulty looking at distant stars except

They don't understand how redshift affects stars.

What two things balance to maintain the shape of a star

Pressure and gravity

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