Solar System
Seasons
Earth-Moon
Universe
Vocab
100

Which planet is the hottest and why?

Venus - Thick atmosphere

100

What is direct light and what season does it cause?

Direct light - sunlight hitting the Earth straight on. Causes summer

100

What mainly causes the tides?

The moon's gravity
100

Gravity depends on what?

Mass and distance

100

What is a galaxy?

A bunch of solar systems held together by gravity

200

Which type of solar system model is illustrated in the diagram?


Heliocentric Model

200

What causes the seasons?

Earth's tilt and revolution

200

Draw a solar eclipse. Include the Sun, Earth, Moon and the shadow


200

Which area of the graph would include a star that is hot and dim?


C

200

Different parts of the sun rotate at different speeds

Differential Rotation

300

Why is Mercury very hot during the day and very cold during the night?

No atmosphere

300

Which points on the Earth are in the summer season?


1 and 2

300

Why are high tides higher than normal and low tides lower than normal during a new moon?


The gravity of the sun and moon work together

300

Which type of electromagnetic wave helps scientists study the temperature of objects in space?

Infrared Waves

300

This is used to measure distances in a solar system

Astronomical Unit

400

Why isn't Pluto a planet?

It does not have a clear orbit

400

At which points is a hemisphere getting indirect light?


2 and 4

400

You would see a small difference between high and low tide if the moon was at which points?


M and O

400
If you wanted to increase the gravity between two objects what would you do?

Increase mass or bring the objects closer

400

In the night sky Sirius appears to be brighter than Rigel. What property is being compared?

Apparent Brightness

500

As you move further away from the Sun, what increases and what decreases?

Increases: Length of revolution

Decreases: Temperature

500

Why do the northern and southern hemisphere have opposite seasons?

When one hemisphere is tilted towards teh sun the other is tilted away

500

State 3 differences between solar and lunar eclipses

Shadow size, length of time, what is in the middle, moon phases, how many people see it

500

What is the difference between comets, asteroids, and meteoroids?

Comets: Icey

Asteroids: Big rocks

Meteoroids: Little rocks

500

Draw a prominence, solar flare, and sunspot on the sun.