Science Released Practice

Quiz
•
Science
•
8th Grade
•
Hard
+1
Standards-aligned
Charles Martinez
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using the nutritional label above, calculate the concentration of sugar in one serving of juice.
0.10 g per 100 mL
10 g per 100 mL
25 g per 100 mL
225 g per 100 mL
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The most likely reason for why Jordan's sugar took longer to dissolve is
Sugar dissolves faster in cold water
Jordan's surgar was cubed
Taylor's container was larger
Taylor didn't stir their coffee
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The milk has a ___i___ viscosity than the shampoo because the milk has ___ii___ resistance to flow.
The statement above is best completed by:
i: lower
ii: more
i: lower
ii: less
i: higher
ii: more
i: higher
ii: less
Tags
NGSS.MS-PS1-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which metal is the student most likely working with?
Aluminum
Copper
Gallium
Tin
Answer explanation
mass = 22.2 g
You must find the displacement of water.
10 mL - 6 mL = 4 mL
To find the density, divide the total mass by the total amount of water that was displaced.
22.2 g / 4 mL = 5.6 g/mL. Gallium is the closest at 5.91 g/mL
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In order for a liquefier to convert hydrogen gas to its liquid state, the liquefier most likely
runs electricity through the gas
exerts pressure to compress the gas
cools the gas to its boiling point
dissolves the gas in water
Tags
NGSS.MS-PS1-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the primary advantage of converting liquifying hydrogen before
transport?
Hydrogen gas is dangerous to transport.
Hydrogen is only useful in its gaseous state.
Trucks can carry more hydrogen as a liquid than a gas.
Liquid hydrogen doesn't require special storage equipment.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Carbon dioxide gas can be dissolved in water because the particles in water are ___i___ than the particles in carbon dioxide, resulting in water having a ___ii___ density, compared to the carbon dioxide gas.
The statement that is best completed by the answers are:
i: closer together
ii: lower
i: further apart
ii: greater
i: closer together
ii: greater
i: further apart
ii: lower
Tags
NGSS.MS-PS1-2
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