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SPACE IN AND OUT
The Earth is tilted on its own axis as it rotates. Which of
the following is caused as a result of the Earth’s tilt?
A. changes in seasons
B. length of the year
C. day and night
D. moon phases
Which of the following is a result of the tilt of the Earth on its
own axis as it revolves around the sun?
F.
G.
H.
I.
day and night
leap years
solar eclipses
length of daylight hours
Juan likes to look at the sky at night. He noticed that the
moon seems to change its shape from day to day, but that
the shapes always happen in the same order. Which of the
following causes the phases of the moon?
A. Over the course of a month, different parts of the
moon’s reflected sunlight are visible from Earth.
B. The moon reflects differing amounts of sunlight as it
revolves around the Earth.
C. The moon rotates more slowly than the Earth, with one
rotation every 27.3 days.
D.The moon’s orbit is shaped like an ellipse
Which of the following best describes what
makes up a galaxy?
A. gas, dust, and many stars
B. a star and planets orbiting the star
C. one planet and a moon orbiting the planet
D. a group of several stars that make a shape
in the sky
Sirius is the brightest star in the night sky. Which
statement about Sirius is true?
A. Sirius must be the closest star to Earth.
B. Sirius must be the hottest star in the sky.
C. Sirius must be larger and have more energy than any
other star in the galaxy.
D. Sirius must be very hot, very large, and close to Earth,
compared to other stars.
There are lots of objects in our solar system, but only
eight of them are planets. What do all planets have in
common?
A. They are all made of rock or ice.
B. They all have rings or moons as satellites.
C. They are all nearly round and orbit the Sun.
D. They all rotate on an axis and orbit the Earth.
Which answer describes how the inner planets are similar to
each other?
A. They are all the same size.
B. They all have solid surfaces.
C. They all have at least one moon.
D. They all have a thick atmosphere.
All stars in the sky, except the Sun, appear to be points of
light. Which best explains why these stars appear to be so
small?
A. These stars are cooler than the Sun.
B. These stars are smaller than the Sun.
C. These stars are farther away than the Sun.
D. These stars are made of different chemicals than the Sun.
Ann and Cheryl are trying to write a general description of a planet
that could apply to any planet in our Solar System. So far, their list
looks like this:
1. orbits the Sun 2. is nearly round
What else can they add to their list?
A. spins on its axis
B. has at least one moon
C. has water on its surface
D. is always the same distance from the Sun