| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.34 |
| Score | 0% | 67% |
Which of the following states of matter exists at the lowest temperature?
liquid |
|
none of these |
|
gas |
|
solid |
Solids exist at a lower temperature than liquids which exist at a lower temperature than gases.
The gravitational interaction of Earth and the Moon is responsible for which of these?
tides |
|
the northern lights |
|
seasons |
|
day and night cycle |
Tides are caused by the gravitational interaction of Earth and the Moon.
During digestion, where is digested food absorbed into the blood stream?
small intestine |
|
large intestine |
|
pancreas |
|
stomach |
The small intestine is where most digestion takes place. As food travels along the small intestine it gets broken down completely by enzymes secreted from the walls. These enzymes are produced in the small intestine as well as in the pancreas and liver. After the enzymes break down the food, the resulting substances are then absorbed into the blood via capillaries in the small intestine walls.
Which of these is matter than cannot be separated into different types of matter by ordinary chemical methods?
atom |
|
element |
|
compound |
|
molecule |
An element is matter than cannot be separated into different types of matter by ordinary chemical methods.
Cirrus clouds are thin, wispy clouds composed of ice crystals. At what elevation to cirrus clouds form?
mid-altitude |
|
ground level |
|
high-altitude |
|
low-altitude |
Cirrus clouds are thin, wispy high-altitude clouds composed of ice crystals that originate from the freezing of supercooled water droplets. Cirrus clouds generally occur in fair weather and point in the direction of air movement at their elevation.