3. The Earth’s rotation takes about
Quest ion 1?
The Earth’s rotation takes about
A.) 365 days
B.) 6 months
C.) 24 hours
C.) 24 hours
D.) 1 month L F

5. Earth has seasons because
Quest ion 2?
Earth has seasons because
A.) its axis is tilted
A.) its axis is tilted
B.) the distance between
the Earth and the sun changes
C.) it rotates on its axis
D.) the temperature of
The sun changes L F

7. Day and night are caused by the Earth’s
Quest ion 3?
Day and night are caused by the Earth’s
A.) tilt
B.) rotation on its axis
B.) rotation on its axis
C.) revolution around
the sun
D.) eclipses L F

9. One complete revolution of Earth around the sun takes about
Quest ion 4?
One complete revolution of Earth
around the sun takes about
A.) one year
A.) one year
B.) one rotation
C.) one season
D.) one eclipse L F

11. Quest ion 5? Conservation of mass states that
A.) mass can appear
and disappear magically
B.) The amount of atoms change
C.) The amount of matter
In a chemical rxn doesn’t change
C.) The amount of matter
In a chemical rxn doesn’t change
D.) None of the above L F

13. B.) a scale that measures whether
Quest ion 6? pH is …
A.) for acids only
B.) a scale that measures whether
something is acidic or basic
B.) a scale that measures whether
something is acidic or basic
C.) a scale of 14-28
D.) for bases only L F

15. The moon has no atmosphere because
Quest ion 7?
The moon has no atmosphere because
of its relatively weak
A.) color
B.) size
C.) craters
D.) gravity
D.) gravity L F

17. Which of these describes the shape
Quest ion 8?
Which of these describes the shape
of the Milky Way galaxy?
A.) barred
B.) spiral
B.) spiral
C.) irregular
D.) elliptical L F

19. Quest ion 9? Covalent Bonds are
when atoms
A.) lose electrons
A.) lose electrons
B.) gain electrons
B.) gain electrons
C.) share electrons
C.) share electrons
D.) form double bonds L F

21. Which color star indicates the hottest
Quest ion 10?
Which color star indicates the hottest
surface temperature
A.) yellow
B.) red
C.) white
D.) blue
D.) blue L F

23. A solar eclipse can only occur
Quest ion 11?
A solar eclipse can only occur
during the _____ phase
A.) full moon
B.) crescent moon
C.) quarter moon
D.) new moon
D.) new moon L F

25. Quest ion 12? The phase of the moon you see depends on
A.) how much of the
moon’s surface is lit by
the sun
B.) how much of the sunlit
side of the moon faces Earth
B.) how much of the sunlit
side of the moon faces Earth
C.) whether or not
there is an eclipse
D.) where you are
on the Earth L F

27. Quest ion 13? Atoms with fewer than four electrons will
A.) gain electrons
B.) form covalent bonds
C.) be very stable
D.) lose electrons
D.) lose electrons L F

29. Which of the following is the term used
Quest ion 14?
Which of the following is the term used
to name a cluster of stars, nebulae, gases,
dust, and planets?
A.) solar system
B.) constellation
C.) galaxy
C.) galaxy
D.) Oort cloud L F

31. Balance this equation and state what type of reaction it is
C3H  CO2 + H20
A.) C3H  3CO2 + 4H20
Double replacement
A.) C3H  CO2 + H20
B.) C3H  CO2 + H20
D.) C3H  CO2 + H20
C.) C3H  CO2 + H20 L F

32. Thank-you for playing…
Congratulations!
Thank-you for playing…
Correct