| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.25 |
| Score | 0% | 65% |
Poor balance could indicate an issue with which part of the nervous system?
spinal cord |
|
medulla |
|
cerebellum |
|
cerebrum |
The cerebellum is a large cluster of nerves at the base of the brain that's responsible for balance, movement, and muscle coordination.
The energy posessed by a thrown baseball is an example of what kind of energy?
gravitational |
|
potential |
|
transitional |
|
kinetic |
Kinetic energy is the energy posessed by a moving object. Potential energy is stored energy in a stationary object based on its location, position, shape, or state.
In cell biology, what part of the cell contains organelles?
cytoplasm |
|
cell wall |
|
nucleus |
|
cell membrane |
The nucleus of a eukaryotic cell contains the genetic material of the cell and is surrounded by cytoplasm which contains many organelles.
Which of the following is igneous rock?
granite |
|
shale |
|
sandstone |
|
marble |
The Earth's rocks fall into three categories based on how they're formed. Igneous rock (granite, basalt, obsidian) is formed from the hardening of molten rock (lava), sedimentary rock (shale, sandstone, coal) is formed by the gradual despositing and cementing of rock and other debris, and metamorphic rock (marble, slate, quartzite) which is formed when existing rock is altered though pressure, temperature, or chemical processes.
The __________ nervous system regulates involuntary activity in the heart, stomach, and intestines.
autonomic |
|
somatic |
|
peripheral |
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central |
Part of the peripheral nervous system, the autonomic nervous system regulates involuntary activity in the heart, stomach, and intestines.