Galaxies
Definition of galaxy
A large group of stars
This type of moon occurs when the moon appears to be getting bigger. (Hint: Waxing or Waning)
What is waxing?
This space object is small and made up of chunks of ice
What is a comet?
Kira notices the plants in the school garden are green and growing in July but are brown in December. Why do plants grow more in the summer than in the winter?
A) Earth is closer to the Sun in the summer
B) Earth rotates faster in the summer
C) Earth is closer to the sun in the summer
D) The northern half of Earth is tilted towards the sun in the summer
D) The northern half of Earth is tilted towards the sun in the summer
Why does the sun appear so bright?
It is the closest star to us
This galaxy consists of a flat, rotating disk with stars. It is shaped like a disk with arms
What is a spiral galaxy?
As seen from Earth, the appearance of the Moon changes throughout the month. What causes the appearance of the moon to change?
The moon revolving around earth
Which statement best compares gravity on the moon to gravity on the Earth?
A) Gravity on the moon is stronger because it is closer to the sun
B) Gravity on the moon is stronger because the moon is smaller than the earth
C) Gravity on the moon is weaker because the moon is less massive than earth
C) Gravity on the moon is weaker because the moon is less massive than earth
Jessica watches the Sun set in the evening sky. What causes the setting of the Sun?
What is Earth's rotation?
Wolf 359 is one of the stars nearest to the solar system. Which object in the solar system is most like Wolf 359?
A) Mercury
B) An asteroid
C) Earth
D) The sun
D) The sun
Classification of galaxies is based on which characteristic?
A) The color of the galaxy
B) The shape of the galaxy
C) How many stars make up the galaxy
D) How many planets make up the galaxy
B) The shape of the galaxy
How often does the Moon revolve around the Earth?
What is every month?
What is 28 days?
This space object is a large space rock that orbits the sun
What is an asteroid?
Drew knows that the Earth is tilted on its axis. He also knows the tilt is responsible for the season that a region on Earth will experience. When the South Pole is tilted toward the Sun, what season will it be in Florida?
What is winter?
Of the billions of stars in our galaxy, why is the sun the only star in the galaxy that supplies energy to earth?
A) The sun is the closest star
B) The sun is the hottest star
C) The sun is the biggest star
D) The sun is the oldest star
A) The sun is the closest star
What galaxy are we in?
Milky way galaxy
Definition of a lunar eclipse
Earth's shadow blocks light from getting to the moon
This space object has entered Earth's atmosphere. It is known as a shooting star because of its bright streak
What is a meteor?
Which of these is the greatest change that can be observed between summer and winter?
A) The amounts of daylight
B) The heights of ocean waves
C) The numbers of storms
D) The sizes of clouds
A) The amounts of daylight
A student observed the stars in the night sky every hour. Which of these most likely describes what the student saw?
A) The star patterns seemed to move across the sky
B) The stars changed colors as the night became darker
C) The stars seemed to stay exactly the same all night long
D) The stars moved away from Earth and became dimmer
A) The star patterns seemed to move across the sky
What did Edwin Hubble discover?
There are other galaxies besides ours
Which moon phase is when the moon isn't visible at all
What is a new moon?
What is the moon's gravity?
Students are studying how the positions of the Earth and the Sun effect changes on Earth. After four seasons have passed on Earth, which has happened?
Earth has completed one revolution around the Sun
The moon blocks the sun's light from reaching earth