Our nearest star neighbor Proxima Centauri is 4 light-years away from Earth. How long does it take for the light from this star to reach Earth?

Based on the table, which star appears brightest to an observer from Earth?

The chart desribes a meteor, a meteorite, and a meteoroid. Which is which?

Name the Galaxy type.

Campers see a falling meteor one night. The light from the meteor is caused by

If Earth moved farther away from the sun, would this make Earth's days longer or Earth's years longer?

Does it take approximately 7 days, 12 days, 22 days, or 29 days for the moon to revolve from position 1 to position 4?

When Earth has completed 25% of its revolution around the sun, approximately how many months have passed?

When the moon is between position 2 and 3, which letter represents what it would look like and what is it called?

Which letter best represents the correct sequence of the phases of the moon as seen from Earth over the course of one month?

Which of the following is NOT a reason for the change in seasons on the Earth?

A. The tilt of the Earth’s axis

B. The number of daylight hours

C. The angle of the sun’s rays

D. The distance between the Earth and the Sun

Based on the maps of the Western and Eastern Hemisphere shown here, which two cities have summer about the same time of year?

In which position is the Northern hemisphere experiencing winter?

Because Earth travels in an elliptical orbit, it is about five million kilometers closer to the Sun in the winter than in the summer. If Earth is closer to the Sun in winter, why is Tennessee colder in the winter than in other seasons?

What season is the Northern Hemisphere experiencing at each location?

What is the position of the sun, moon, and Earth during a neap tide?

Lunar eclipses occur

at night.

or

 during the day.

Based on the diagram, how would the tides be affacted on Earth?

Read each of the 4 statments. Which are accurate for a solar eclipse and which are accurate for a lunar eclipse? (some may not be accurate for either eclipse type)

A         The shadow of the moon falls on the sun.

B         Earth prevents the light of the sun from reaching the moon.

C         The moon prevents the light of the sun from reaching Earth.

D         The sun prevents the reflected moonlight from reaching Earth.

Which locations on Earth are experiencing high tides and which are experiencing low tides?

Which of the following best describes a role of mushrooms in ecosystems?

A. capturing energy from sunlight

B. consuming living plant material

C. taking energy from animal hosts

D. breaking down dead plant material

Approximately what percent of energy passes on to each level of any food chain, food web, or energy pyramid?

Where are primary consumers in an energy pyramid and what do they eat?

Starting with phytoplankton, what are the two ways that the elephant seal receives energy.

Name the primary consumer, secondary consumer, and decomposer in this marine food web.

From Earth, star Y appears to be the brightest, while star X and star Z appear to be similar in brightness. List the order of the stars from closest to farthest from Earth and explain your thinking.