Atoms are electrically neutral because they have equal numbers of protons positively charged and electrons negatively charged.
The independent variable is time to sun exposure, the dependent variable is the incidence of skin cancer, and the hypothesis is that sunscreen may cause skin cancer.
<h3>What is the Independent variable?</h3>
The Independent variable is the experimental variable that isn't changed across the experiment, while the dependent variable changes in the experiment.
The independent variable is said to be the cause, while the dependent variable can be defined as the effect of a given experiment.
In conclusion, the independent variable is time to sun exposure, the dependent variable is the incidence of skin cancer, and the hypothesis is that sunscreen may cause skin cancer.
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Answer:
Explanation:
Sunlight is needed for photosynthesis because the solar energy is what is converted to chemical energy by the plant's chloroplasts. This energy is necessary for the production of glucose, which provides usable energy for the plant. the energy convertion turns solar energy into chemical energy
It is called Fertilization and is the fusion of the male and female gamete
A fungus cell is a eukaryotes so it’s false