| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.85 |
| Score | 0% | 57% |
Which is the proper order of Earth's atmospheric layers from the surface up to space?
thermosphere, mesosphere, stratosphere, troposphere |
|
troposphere, stratosphere, mesosphere, thermosphere |
|
mesosphere, thermosphere, stratosphere, troposphere |
|
stratosphere, troposphere, mesosphere, thermosphere |
The troposphere is the closest layer to Earth, followed by the stratosphere, mesosphere, and finally the thermosphere which borders space.
An asteroid belt holds many of the asteroids in our solar system. It is located between the orbits of which planets?
Jupiter and Saturn |
|
Mars and Jupiter |
|
Mars and Earth |
|
Mercury and Venus |
The solar system also contains over a million rocky fragments of at least 1km in diameter called asteroids as well as millions more with smaller diameters. Many of these asteroids are an asteroid belt between the orbits of Mars and Jupiter.
Convert 5C° to F°.
-23 |
|
27 |
|
37 |
|
41 |
To convert from C° to F° use:
\(F° = {9 \over 5}C° + 32\)
\(F° = {9 \over 5}(5) + 32\)
\(F° = {45 \over 5} + 32\)
\(F° = 9 + 32 = 41\)
Which of the following is not a terrestrial planet?
Earth |
|
Jupiter |
|
Venus |
|
Mercury |
The four planets closest to the Sun (Mercury, Venus, Earth, and Mars) are called terrestrial (Earth-like) planets because, like the Earth, they're solid with inner metal cores covered by rocky surfaces.
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.