D. Batu, tumbuhan,dan air
Coal is made up of carbon, so burning coal releases carbon
Natural Selection.
It favors the better adapted organisms.
B. it makes your results more convincing
Explanation:
It is important to conduct multiple trials in an experiment because it makes results more convincing.
Multiple trials removes and spreads error from one or more steps in experiment.
- The ability to reproduce result in an experiment is known as precision.
- Precision is very important in experiments.
- When a scientist carries out multiple trails in an experiment, it helps to remove any likely error that might have been carried into the experiment.
- Multiple trials are key to efficiency of experiments.
- From the results we can confidently state findings based on statistically backed data obtained.
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Answer:
They obtain energy by a process called photosynthesis
Explanation:
