Solar System

Has one natural satellite, the moon

Has long periods of darkness and light due to its tilt

Helped develop rockets for space travel

The space race was between ___ .

Any object that orbits another object in space is called a 

In what year did the Mars curiosity rover land on Mars via "skycrane"?

Dark spots on the photosphere of the sun are called 

In what year was the ISS completed?

What keeps the planets in orbit around the sun?

Energy emitted in the form of beautiful colors of light

Which is the only planet on which man can survive in his natural state?

What event began the space race in 1957?

The longest day of the year is called the winter solstice.

What name is given to an area between Mars and Jupiter?

Which planet is closest to the sun?

Has the shortest year in the solar system

What are caused as different areas of the moon’s surface are lighted by the sun?

The Kuiper Belt is an area of small, icy objects, which includes Pluto.

This layer of the sun is where energy is being transported from the core, through its plasma, to the "surface"

What event of space exploration occurred in 1973?

The planet most like Earth

The surface of the sun

The center, hottest part of the sun where energy is produced through nuclear fusion

In what year did the Galileo probe begin its 2-year orbit of Jupiter?

Experiences seasonal changes because it has a tilt like Earth

What event of space exploration occurred in 1983?

What event of the space race occurred in 1961?

Which planet is known for its Great Red Spot?

Which planet is most like Earth?

Sometimes called Earth’s twin because it is a similar size and distance from the sun

Planet that has the Great Dark Spot

The space shuttle ___ .

In what year did a Lunar rover drive on the moon?

The outer planets are called terrestrial planets.

Which planet has the most violent weather?

Has more known moons than other planets

The outermost part of the sun

The complete turn of a planet on its axis is called a(n) 

In a heliocentric system, the earth revolves around __ .

Largest planet

What determines Earth's seasons?

Newton’s third law of motion says that, for every action, there is an equal and opposite reaction.

Jupiter, Saturn, Uranus, and Neptune are called the gas giants because their surfaces are made of gases.

Called the red planet

Sometimes called its "color sphere", this layer of the sun is where solar flares and sunspots occur

This layer of the sun is the largest & transports heat from the core to the plasma, losing heat along the way

What event of the space race occurred in 1963?

Rotates on its side

A planet must orbit the moon to be big enough for its own gravity.

Similar to the stars and the sun, the moon makes its own light.

The understanding that the solar system revolves around the sun is called geocentrism.

Which planet is known as the ringed planet?

Created by solar storms exploding from the photosphere

A reusable vehicle used to transport equipment and people into space

Sun spots are dark spots on the photosphere of the sun that may be related to solar storms.

In what year did Neil Armstrong and Buzz Aldrin walk on the moon?

It takes light from the sun 8 hours to get to Earth.

Each orbit that a planet makes around the sun is called a rotation.

In what year did people begin living on the ISS?

Both reflecting and refracting telescopes are designed to __ .

Able to sustain life

Planet closest to Earth

The smallest planet

Each orbit that a planet makes around the sun is called a(n) 

What event of space exploration occurred in 2004?

Has liquid water

Which event began the space race?

Brightest object in the morning and evening skies

The sun’s atmosphere

Characteristics used to classify stars include ___ .

Which fact about Venus is not true?

Orbits Earth; maintained and used by different countries

In what year did the space shuttle Challenger explode over Florida?

In what year was the Mir space station launched?

The invisible outer layer of the sun (sometimes called its "crown") is called the

A solar eclipse happens when the moon passes between the earth and the sun.

An unmanned research spacecraft sent beyond Earth’s orbit is called a 

This layer (the "solar surface") is where the visible light of the sun is produced

What event of space exploration occurred in 1981?