23. A mass of water dropped in temperature by 25.1°C. It gave off 5240.0 J of energy in the process. Approximately how many grams of water were involved? A. 40g. B. 45g. C. 50g. D. 55g.

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different