| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.48 |
| Score | 0% | 70% |
In taxonomy, domains are the broadest classification of life. How many domains are there?
3 |
|
dozens |
|
5 |
|
6 |
The broadest classification of life splits all organisms into three groups called domains. The three domains of life are bacteria, archaea and eukaryota.
The transfer of heat by the circulation or movement of the heated parts of a liquid or gas is called:
radiation |
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conduction |
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convection |
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diffusion |
Convection is the transfer of heat by the circulation or movement of the heated parts of a liquid or gas. Examples of heat transfer by convection include water coming to a boil on a stove, ice melting, and steam from a cup of coffee.
The dwarf planet Pluto is located where?
in the Kuiper Belt |
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in the asteroid belt |
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between the orbits of Jupiter and Saturn |
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outside the solar system |
The Kuiper Belt is similar to the asteroid belt but much larger. Extending beyond the orbit of Neptune, it contains objects composed mostly of frozen methane, ammonia, and water. Most notably, the Kuiper Belt is home to Pluto, a dwarf planet that, until a 2006 reclassification, was considered the ninth planet of the solar system.
The energy posessed by a thrown baseball is an example of what kind of energy?
kinetic |
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potential |
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gravitational |
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transitional |
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.
Saturated fats can __________ LDL ("bad") cholesterol while unsaturated fats can __________ it.
raise, decrease |
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stabilize, raise |
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decrease, raise |
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decrease, stabilize |
Saturated fats can raise LDL ("bad") cholesterol while unsaturated fats can decrease it.