Biology, 18.01.2022 14:20 brittany1903
A group of first grade students planted seeds in cups of soil. They placed some cups near the windows to get sunlight and others in a closet where no light was present . After a week , they measured the growth of the plants .
4.What is the independent variable in this experiment?
5.What is the dependent variable?
6.What are some of the controlled variables?
A group of high school students wanted to use a decibel meter to test whether or not their classroom was noisier when their science teacher left the room .
7.What is the independent variable in this experiment?
8.What is the dependent variable?
9.What are some of the controlled variables?
Answers: 2
Biology, 21.06.2019 19:30
Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5
Answers: 1
Biology, 21.06.2019 20:00
Many people try to eliminate fat from their diets. which is one reason it is necessary for humans to eat fat? a. eating fat is the fastest way to get energy. b. fat eliminates triglycerides from the body. c. saturated fats clear out the blood vessels. d. fat nerves transmit signals. , this is for apex in summer school.
Answers: 1
Biology, 22.06.2019 02:30
'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.
Answers: 3
A group of first grade students planted seeds in cups of soil. They placed some cups near the window...
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