Earth Science: Unit 2

Pluto is considered a ______ in our solar system

This is a picture of the largest planet in our solar system. Which planet is this?

Space rocks that hit the Earth

Launched in the 70s to collect data on the outer planets and continues to explore the universe.

The further a planet is from the sun, the longer that planet's revolution.

A body of rock with a dust and gas tail

The two main gases that make up stars are

What planet is this?

Dark areas of the moon, plains of dark solidified lava

The brightness of a star as it appears from earth

Most dwarf planets are found in the Kuiper Belt EXCEPT

When the moon is between the earth and the sun

The image shows the sun is the center of the solar system. This is the ___ model:

A sudden, outward eruption of electrically charged atomic particles from the sun

Both sides of the moon are visible from Earth, depends on which hemisphere/which season

The outer edge of our solar system is called:

The following are all inner planets except:

The first person to step onto the moon was

Distance between stars is usually measured in ___.

The following are all Outer Planets except:

The biggest stars are

Minor planets or fragments of rock that orbit the sun are called:

Cool areas of gas that are caused by powerful magnetic fields on the surface of the sun

What causes this?

What is this a picture of?

______ separates Mars and Jupiter

The hottest burning stars are

The first stage of a star's life cycle:

The first four planets are also referred to as:

Which planet is NOT a terrestrial planet?

Huge arches of glowing gases on the surface of the sun.

What type of star is capable of producing a black hole?

Which planet is the hottest planet in our solar system?

Kepler's 1st law states that planet orbits are elliptical in shape. That means they are...

What phase of the moon is this

When the earth is positioned between the moon and the sun

Our Sun is a

______ was the first satellite in orbit launched 1957 by _____

A pattern of stars. Astronomers currently recognize 88 in the night sky

What type of galaxy is this?