Astronomy 2

What is the main reason why Venus appears to look like a bright star in the night sky?

-Has a dense gaseous atmosphere. -Reflects the Sun's light.

Which of the following explain why Venus has an extreme greenhouse effect and high temperatures?

-It has many volcanoes. -It has lots of carbon dioxide and sulfuric acid. -It has thick gaseous atmosphere.

How does retrograde rotation affect Venus?

-It rotates clockwise from east to west. -The Sun appears to rise in the west and set in the east.

Meteorite impact at the site below caused or is causing what?

-River course changes and sea level rise. -Saltwater intrusion.

Evidence that supports life having possibly existed on Mars include

-a Mars meteorite found on Earth with a possible fossil. -life-related gases found by a rover on Mars. -water ice and periodically flowing water found on Mars.

All of the following are true about gravity

-affects your weight on another planet. -Keeps planets in orbit around the Sun.

The bright objects in the graphic below show

-meteors. -meteor shower.

How does retrograde revolution affect both Mars and Venus?

Both appear periodically to move from west to east across the night sky.

What are significant about Io and Olympus Mons?

Both exhibit the largest volcanism in the solar system.

Meteorite impact at the site below caused or is causing what?

Dinosaur extinction.

Why is Pluto not a planet?

It hasn't cleared its orbit of other celestial objects or controlled them as moons.

The largest planet in our solar system is _____.

Jupiter

All of the following go together except * -Have visible craters. -Inner Planet. -Jupiter, Saturn, Uranus, Neptune. -Mercury, Venus, Earth, Mars. -Terrestrial Planet

Jupiter, Saturn, Uranus, Neptune

In the graphic below, what is the planar area with asteroids, dwarf planets, and comets beyond Neptune's orbit?

Kuiper Belt.

The smallest planet in our solar system is ____.

Mercury

the correct order of the planets of our solar system

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

What planet is shown in the picture below? *

Uranus

Ice giants are all of the following except * -are Uranus and Neptune. -contain a lot of ice. -have extremely cold temperatures. -are another name for the Gas Giants.

are another name for the Gas Giants

All of the following are true about the green organism in the picture below except * -allowed life to diversify. -called cyanobacteria. -formed noxious gases that prohibited most organisms from growing. -formed oxygen.

formed noxious gases that prohibited most organisms from growing.

Evidence for Earth's age includes all of the following except: -Earth rock. -fossils. -meteorites. -Moon rock. -Sun's age.

fossils

Mercury has ice because of its _______.

-cooler poles. -deep craters that don't receive sunlight.

Microgravity

-is also called weightlessness. - is exemplified by the feeling of floating in a car flying through the air after a bump. -is caused as the object and vehicle in which it's travelling fall to Earth at the same time while continuing to move forward so as not to hit the ground.

What caused the crater/s in the graphic below?

Meteorite

All of the true are scientific explanations about the origin of life on Earth except : -possibly occurred as lightning interacted with early Earth gases. -occurred about 3.8 - 4.4 billion years ago. -were originally multi-cellular. -were originally single celled.

were originally multi-cellular.

How old is Earth?

4.54 billion years.

How far is Earth from the Sun?

93 million miles.

What is the Great Red Spot?

A hurricane-like storm on Jupiter.

Why does Mars appear red?

It has iron oxide soil.

All of the following are true except * -Earth, Mars, Jupiter, Saturn, Uranus, and Neptune have at least one moon. -Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune have at least one moon. -The planets that don't have a moon may have had them pulled in by the Sun or had them crash into their surfaces.

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune have at least one moon.

All of the following go together except * -Gas Giant. -Jupiter, Saturn, Uranus, Neptune. -Mercury, Venus, Earth, Mars. -Outer Planet. -Rings.

Mercury, Venus, Earth, Mars.

A meteorite that explodes in the sky such as the recent one over Chelyabinsk, Russia, is called a

bolide

All of the following are true about the white spherical outside part of the graphic below except * -called the Oort Cloud. -called the Kuiper Belt. -origin point of long-period comets. -surrounds our solar system.

called the Oort Cloud.

We see phases on inferior planets because they are____.

closer to the Sun than Earth.

The lower left line in the image below is pointing to the

coma

The point where the solar wind ends and which marks the end of one part of the solar system before it potentially enters into the interstellar medium is called the

heliopause.

he object below may be called a planetoid or planetesimal. All of the following are true about the object below except

it's found in the Oort Cloud.

Geologic similarities between all terrestrial planets include all of the following except * -canyons. -lakes. -meteorite craters. -tectonism. -volcanism.

lakes

Life exists on Earth because of all of the following except * -appropriate temperature range. -carbon dioxide and oxygen. -methane. -radiation absorbing ozone layer. -water.

methane.

Evidence for water on Mars include all of the following except: -alluvial fans. -conglomerate. -salt streaks on crater slopes. -small stream discovered by the Curiosity rover. -water-based ice

small stream discovered by the Curiosity rover.

Sources for Earth's water include all of the following except: -hydrous mineral leakage. -meteorite transport. -solar radiation. -volcanic outgassing.

solar radiation.

All of the following are true about the object below except * -comet. -sun is to the right. -sun is to the left.

sun is to the right.

The outer planets are farther apart than the inner planets because all of the following except * -Jupiter was stopped by the Asteroid Belt. -the inner planets were compressed between the Kuiper Belt and Sun. -the Outer Planets migrated outward.

the inner planets were compressed between the Kuiper Belt and Sun.

All of the following explain why are we able to see the rings of Saturn but not of the other three planets except: -Saturn's rings are densely compacted. -Saturn's rings are light colored. -the other planets' rings are dark colored. -the other planets rings are spread out. -the other planets' rings are densely compacted.

the other planets' rings are densely compacted.

The terrestrial planets are smaller than the gas giants because all of the following except * -there was less material available where the terrestrial planets formed. -the terrestrial planets experienced greater solar wind. -the terrestrial planets experienced less solar wind. -the terrestrial planets had low initial mass and no magnetosphere which allowed gases to escape.

the terrestrial planets experienced less solar wind.

Meteorological similarities between the gas giants include all of the following except * -atmospheres with lots of hydrogen. -cold temperatures. -high winds. -severe storms. -thin atmospheres.

thin atmospheres.