Sample Question Types

Label the following parts of the water cycle:

a

b

c

d

Condensation

Collection

Evaporation

Precipitation

Arrange the si prefixes in order form smallest to largest:

• Milli (m)

• Centi (c)

• Deka (da)

• Kilo (k)

• Deci (d)

During an endothermic process or reaction heat is (a)   ​

• absorbed by the system.
• absorbed by the surroundings.
• is not absorbed.
• is absorbed by the system and surroundings.

Label each column with the appropriate term.

a

b

Exothermic

Endothermic

Locate the nucleus on the cell diagram.

Assuming that mass remains constant, if you ​ (a)   the acceleration of an object the force generated by the object will increase.

• increase
• decrease
• do not change

Organize each chemical reaction into the correct category.

Groups:

(a) Synthesis

,

(b) Decomposition

,

(c) Single Replacement

,

(d) Combustion

• C + O₂ ---> CO₂

• Zn + 2 HCl ---> ZnCl₂ + H₂

• CH₄ + 2 O₂ ---> CO₂ + 2H₂O

• 2 H₂O₂ ---> 2 H₂O+ O₂

Match the following:

• Deka

• 0.1 or 1/10

• Kilo

• 0.01 or 1/100

• Deci

• x 10

• Milli

• 0.001 or 1/1000

• Centi

• x 1000

Science is:

Do you think the smartphone is one of the most important inventions of the 21st century? Why or why not?