Pls help!!Why do scientists use models?
Question 1 options:
because some systems are s...
Pls help!!Why do scientists use models?
Question 1 options:
because some systems are so large, small, or complex they are difficult to predict
all answers are true
to aid in the development of questions and explanations about systems
to replicate and simplify physical reality to allow for precise experiments
Answers: 2
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Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.
Answers: 1
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Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon
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What is the best describtion of the side of the moon that faces earth?
Answers: 2
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