After forming a hypothesis, what is the next step in conducting scientific investigations?
a. design an experiment
b. determine a question
c. reach a conclusion
d. collect data

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Astudent looks at ocean waves coming into the beach. an ocean wave with more energy will a) have a greater height. b) have a greater period. c) travel toward the beach faster. d) strike the beach with greater frequency.

The softest and hardest minerals are: softest hardest