Solar system

Question 1

Nebula

Answer 1

A cloud of gas and dust in space.

Question 2

solar nebula

Answer 2

A cloud of gas and dust in space that creates the solar system.

Question 3

Nuclear Fusion

Answer 3

powers active or main sequence stars and other high magnitude stars.

Question 4

sunspot

Answer 4

sunspots are caused by disturbances in that appear on the surface of the sun.

Question 5

Terrestrial Planets

Answer 5

Earth,mars,Venus,mercury

Question 6

Prograde Rotation

Answer 6

an object that spins in the same direction as the orbit

Question 7

Retrograde Rotation

Answer 7

Retrograde refers to an object that spins in the opposite direction of its orbit.

Question 8

Gas Giant

Answer 8

A gas giant is a large planet mostly composed of helium and/or hydrogen.

Question 9

Satellite

Answer 9

In the context of spaceflight, a satellite is an object that has been intentionally placed into orbit.

Question 10

New Moon

Answer 10

In astronomy, the new moon is the first lunar phase, when the Moon and Sun have the same ecliptic longitude.

Question 11

Waxing Crescent

Answer 11

A waxing crescent moon shines in the west after sunset. It quickly follows the sun below the western horizon.

Question 12

1st Quarter Moon

Answer 12

First quarter: The moon is 90 degrees away from the sun in the sky and is half-illuminated from our point of view. We call it “first quarter” because the moon has traveled about a quarter of the way around Earth since the new moon.

Question 13

Waxing Gibbous

Answer 13

The Waxing Gibbous is an intermediate phase of the Moon that starts right after the First Quarter when the illumination is 50%.

Question 14

Full Moon

Answer 14

the phase of the moon in which its whole disk is illuminated.

Question 15

Waning Gibbous

Answer 15

The Waning Gibbous phase is when the lit-up part of the Moon shrinks from 99.9% to 50.1%. It starts just after Full Moon and lasts until the Third Quarter Moon.

Question 16

Last Quarter Moon

Answer 16

A last quarter moon appears half-lit by sunshine and half-immersed in its own shadow. It rises in the middle of the night, appears at its highest in the sky around dawn, and sets around midday.

Question 17

Waning Crescent

Answer 17

A waning crescent moon falls between the last quarter moon phase and the new moon phase. You’ll find a waning crescent moon in the.

Question 18

Solar Eclipse

Answer 18

A solar eclipse occurs when a portion of the Earth is engulfed in a shadow cast by the Moon which fully or partially blocks sunlight.

Question 19

Lunar Eclipse

Answer 19

A lunar eclipse occurs when the Moon moves into the Earth’s shadow. This can occur only when the Sun, Earth

Question 20

Comet

Answer 20

a celestial object consisting of a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust particles pointing away from the sun.

Question 21

Asteroid

Answer 21

Asteroids are space rocks thought to be the remains left over from the formation of the solar system

Question 22

Asteroid Belt

Answer 22

The asteroid belt is a torus-shaped region in the Solar System, located roughly between the orbits of the planets Jupiter and Mars.

Question 23

Meteoroid

Answer 23

a small body moving in the solar system that would become a meteor if it entered the earth’s atmosphere.

Question 24

Meteorite

Answer 24

a meteor that survives its passage through the earth’s atmosphere such that part of it strikes the ground. More than 90 percent of meteorites are of rock, while the remainder consist wholly or partly of iron and nickel.

Question 25

Meteor

Answer 25

a small body of matter from outer space that enters the earth’s atmosphere, becoming incandescent as a result of friction and appearing as a streak of light.