Seasons
The sun and other stars
Constellations
Galaxies
Predicting Future Motions
100

The causes of the seasons is rooted in the __________________________combined with the effects of variations in the sun's intensity based on the angle that the sun's rays strike the Earth.

Tilt of the Earth's axis

100

Our sun is an example of a _______________.

star

100

Constellations and planets' positions change throughout the year because of the positions of the sun, Earth, and stars in the night sky.

True or false 

True

100


Besides stars, planets, and moons, which other object(s) can also be found in the Milky Way Galaxy?

gas, comets, and asteroids

100

A ball thrown horizontally will eventually __________________.

fall to the ground

200

_____________sunlight=summer

direct 

200

Of all the stars seen from Earth, why does the Sun appear to be the brightest?

It is closer to Earth than any other star

200

Why do the positions of stars appear to change over the course of the evening?

The rotation of the Earth

200

If you are away from the city lights and look up into the clear, night sky, you may see a long strip of about 100 billion stars that stretch about 100,000 light years away. Some galaxies, including ours, are considered spiral galaxies because the stars spiral around its core. What is the name of our galaxy?

Milky way 

200

An object can change direction if another force acts upon the object.

true 

300

A ___________ eclipse is when our view of the sun is being blocked by the moon.

solar

300

Why do we only see certain constellations at certain times of the year?

Earth's rotation/orbit around the sun

300

The stars in the night sky look as if they are slowly moving because

The Earth is moving

300

What are the three main types of galaxies?

Spiral, Elliptical, Irregular

300

In the bouncy ball lab, why did the bouncy ball not go farther than it’s original drop height of 30 cm?

Gravity pulled the bouncy ball downward.

400

A ____________ eclipse occurs when the moon passes through the Earth’s shadow in space.

lunar

400

Stars are much larger than the Earth but appear smaller & dimmer due to their ________________ from Earth.

distance

400

What tool can be used to track and predict the location of constellations at various times of the year?

star chart

400

Which type of galaxy contains very little gas or dust?

elliptical

400

Tyler places a small ball at the edge of a bowl. He lets the ball go and writes down how it moves: It rolls down the near side of the bowl.  It rolls up the far side of the bowl.  It rolls down the far side of the bowl. What will happen next?

It will roll up the near side of the bowl.

500

If the Northern Hemisphere is receiving indirect sunlight, then the Southern Hemisphere is experiencing which season?

summer

500

How many stars are in our solar system?

1

500

What is a star made of?

Gas

500

What are the four main components of a galaxy?

Stars, dust, gas, and dark matter

500

A student rolls a ball down a ramp. Which of the following would make the ball roll down the ramp faster?

Increasing the height of the ramp