| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.21 |
| Score | 0% | 64% |
The gravitational interaction of Earth and the Moon is responsible for which of these?
seasons |
|
day and night cycle |
|
tides |
|
the northern lights |
Tides are caused by the gravitational interaction of Earth and the Moon.
Which of these is not a function of bone in the human skeletal system?
produce blood cells |
|
protect bodily organs |
|
store minerals |
|
store vitamins |
Hard bones provide primary support for the endoskeleton while more flexible cartilage is found at the end of all bones, at the joints, and in the nose and ears. In addition to providing support and protecting bodily organs, bones also produce blood cells and store minerals like calcium.
212°F is how many °C?
0 |
|
100 |
|
\(135 {5 \over 9}\) |
|
-100 |
The formula to convert from F° to C° is:
\(C° = {5 \over 9} (F° - 32)\)
plugging in our values gives:
\(C° = {5 \over 9} (212 - 32)\)
\(C° = {5 \over 9} (180) = {{180 \times 5} \over 9}\)
\(C° = {900 \over 9}\)
\(C° = 100\)
Large, puffy, mid-altitude clouds with a flat base and a rounded top describe which of the following?
stratus clouds |
|
fog |
|
cumulus clouds |
|
cirrus clouds |
Cumulus clouds are large, puffy, mid-altitude clouds with a flat base and a rounded top. These clouds grow upward and can develop into a cumulonimbus or thunderstorm cloud.
In the food chain, omnivores may be which of the following?
primary or tertiary consumers |
|
primary or secondary consumers |
|
secondary consumers or scavengers |
|
secondary or tertiary consumers |
Secondary or tertiary consumers may be omnivores.