| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.31 |
| Score | 0% | 66% |
Convert 5C° to F°.
37 |
|
-23 |
|
41 |
|
27 |
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(5) + 32\)
\(F° = {45 \over 5} + 32\)
\(F° = 9 + 32 = 41\)
In the metric system, what prefix represents 10-3?
centi |
|
milli |
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kilo |
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mega |
In the metric system, milli is the prefix for 10-3.
In the classification of life, bacteria, archaea and eukaryota are which of the following?
classes |
|
species |
|
domains |
|
kingdoms |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.
Which of the following describes the Earth's mantle?
all of these |
|
dense |
|
makes up most of Earth's volume |
|
hot |
Mantle makes up 84% of the Earth's volume and has an average thickness of approximately 1,800 miles (2,900 km). It is dense, hot, and primarily solid although in places it behaves more like a viscous fluid as the plates of the upper mantle and crust gradually "float" along its circumference.
Which of the following is the narrowest classification of life?
genus |
|
domain |
|
species |
|
family |
The narrowest classification of life, species, contains organisms that are so similar that they can only reproduce with others of the same species.