Answer:
uh well i can guess for you because i think i know,
1. physical change
2. water if heated up can change into a gas.
3.yeah
4.because the two hydrogen or whatever mixed with the one oxygen or whatever created two whatever
im pretty big brain as you can tell.
Explanation:
We have been able to see more of the cell in detail. We dont have to guess about things because we can see how it works. The more we see the more theories change because we know more.
Drastic change in pH or temperature because the enzyme reaction may become denatured.
Answer:
1. C
2. I
3. B
4. I
5. A
Explanation:
1. Nonrenewable resources include oil, natural gas, coal, and nuclear energy.
2. Nonrenewable resources cannot be readily replaced at the speed with which they are being consumed.
3. Renewable sources include biomass energy (such as ethanol), hydropower, geothermal power, wind energy, and solar energy. Biomass refers to organic material from plants or animals, etc.
4. Because they take a very long time to form. They are not replaceable.
5. Corn can be used for ethanol fuel, and a new crop of corn can be grown and harvested each year. Corn is a renewable resource. Also, renewable resources <u>cannot</u> be replaced in our lifetime.