Science 9 Unit E

When do lunar eclipses occur?

• When Earth passes between the moon and sun.
• When the moon passes between the Earth and sun.
• When the moon makes half of the Earth cold.
• When Mars gets too close to the sun and causes an eclipse.

When do solar eclipses occur?

• When the earth passes between the moon and sun.

• When Jupiter passes between the sun and Earth.

• When the moon passes between the Sun and Earth.

• When Mars gets too close to the sun and causes an eclipse.

Which planet is the largest and most massive of all the planets in our solar system?

• Jupiter

• Uranus

• Neptune

• Saturn

What is another name for the inner planets?

• extraterrestrial planets
• terrestrial planets
• gas giants
• gas dwarfs

The outer planets have solid, rocky surfaces.

True or False?

• True

• False

A nebula is _____________.

• a cloud of gas and dust

• a group of dying stars

• a star exploding

Stars are formed ('born') in a ....

• nebula

• black hole

• nova

• cluster

TRUE or FALSE: Our sun is a medium-sized star.

• True

• False

Which planet has the hottest average surface temperature due to its atmosphere?

• Earth

• Mercury

• Venus

• Saturn

When a meteoroid enters earth's atmosphere and experiences friction... it begins to burn and now it's called a :

• meteor

• meteorite

• asteroid

• meteoroid