1. SAS Middle School
Grade 6
Science

2. A: B:the amount of mass
per kilometer squared
the amount of mass
per cubic volume
#1
Density is
C: D:the amount of mass
per cubic massimeter
the reason things float
in space

3. b. the amount
of mass per
cubic volume

4. A: B:centimeter kilometer
#2
The unit for measuring mass is
C: D:gram newton

5. c. gram

6. A: B:cubic centimeter triangular centimeter
#3
The unit for measuring volume is
C: D:degrees square centimeter

7. a. cubic
centimeter

8. A: B:centimeters per cubic
volumes
volume per cubic
centimeter
#4
The unit for measuring density is
C: D:centimeters per
milliliter
grams per cubic
centimeter

9. d. grams per
cubic
centimeter

10. A: B:
greater than the
density of the liquid it
is in
less than one gram per
cubic centimeter
#5
A solid object will float in water if its density is
C: D:more than one gram
per cubic centimeter
one gram per cubic
centimeter

11. b. less than
one gram per
cubic
centimeter

12. A: B:less than one gram per
cubic centimeter
more than one gram
per cubic centimeter
#6
A solid will sink in water if its density is
C: D:less dense than the
liquid that it is in
one gram per cubic
centimeter

13. b. more than
one gram per
cubic
centimeter

14. A: B:one gram per cubic
centimeter
made of wood
#7
A solid object will be neutrally buoyant in water if its
density is
C: D:more than one gram
per cubic centimeter
less than one gram per
cubic centimeter

15. a. one gram
per cubic
centimeter

16. A: B:sink in water
sometimes
float in water
#8
An object with a density of 2.4 g/cm3
will
C: D:sink in water always be neutrally buoyant in
water

17. c. sink in
water always

18. A: B:sink in water float in water
#9
An object with a density of .75 g/cm3
will
C: D:float if the water is
cold enough
be neutrally buoyant in
water

19. b. float in
water

20. A: B:remain the same increase
#10
If an object’s volume increases and the mass
remains the same, the object’s density will
C: D:reverse itself decrease

21. d. decrease

22. A: B:increase reverse itself
#11
If an object’s mass increases and the volume
remains the same, the object’s density will
C: D:decrease remain the same

23. a. increase

24. A: B:neutral buoyancy negative buoyancy
#12
When a submarine stays at a level
under the water, it is said to have
C: D:positive buoyancy no ballast tanks

25. a. neutral
buoyancy

26. A: B:mass area
#13
The volume of water displaced by a floating
object is equal to the object’s _____
C: D:submerged volume a and c

27. d. both a & c

28. A: B:2 g/cm3
.5 g/cm3
#14
If the volume of an object is 30 cm3
and the mass of the object is 15 g,
its density is
C: D:.2 g/cm3
5 g/cm3

29. b. 0.5 g/cm3

30. A: B:negative buoyancy neutral buoyancy
#15
When a submarine is going down, it is said to
have
C: D:empty ballast tanks positive buoyancy

31. a. negative
buoyancy

32. Great Job!!!!
Thank you for playing!