| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.10 |
| Score | 0% | 62% |
Convert 5C° to F°.
-23 |
|
41 |
|
27 |
|
37 |
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(5) + 32\)
\(F° = {45 \over 5} + 32\)
\(F° = 9 + 32 = 41\)
An air mass is a large body of air that has which of the following characteristics?
similar temperature |
|
all of these |
|
similar moisture |
|
similar density |
An air mass is a large body of air that has similar moisture (density) and temperature characteristics. A front is a transition zone between two air masses.
Neurons are part of the __________ nervous system.
central |
|
somatic |
|
autonomic |
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peripheral |
The nervous system consists of the brain and spinal cord (central nervous system) and the peripheral nervous system which is the network of nerve cells (neurons) that collect and distribute signals from the central nervous system throughout the body.
The first step in the water cycle is:
evaporation |
|
reclamation |
|
infiltration |
|
precipitation |
The water (hydrologic) cycle describes the movement of water from Earth through the atmosphere and back to Earth. The cycle starts when water evaporates into a gas from bodies of water like rivers, lakes and oceans or transpirates from the leaves of plants.
In the classification of life, bacteria, archaea and eukaryota are which of the following?
kingdoms |
|
species |
|
classes |
|
domains |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.