| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.50 |
| Score | 0% | 70% |
What kind of weather front is likely to create clouds and storms?
cold front |
|
temperate front |
|
warm front |
|
stationary front |
A warm front is the boundary between warm and cool (or cold) air when the warm air is replacing the cold air. Warm air at the surface pushes above the cool air mass creating clouds and storms.
In the metric system, what prefix represents 10-3?
mega |
|
milli |
|
centi |
|
kilo |
In the metric system, milli is the prefix for 10-3.
Cirrus clouds are thin, wispy clouds composed of ice crystals. At what elevation to cirrus clouds form?
low-altitude |
|
mid-altitude |
|
ground level |
|
high-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.
Which of these is not a recognized blood type?
AB |
|
AO |
|
O |
|
B |
Blood is categorized into four different types (A, B, AB, and O) based on the type of antigens found on the outside of the red blood cells. Additionally, each type can be negative or positive based on whether or not the cells have an antigen called the Rh factor.
Which of the following is not a method of heat transfer?
conduction |
|
radiation |
|
reflection |
|
convection |
Heat is always transferred from warmer to cooler environments through conduction, convection, or radiation.