7th grade science need help
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Biology, 22.06.2019 06:10
Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a.m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed
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Biology, 22.06.2019 17:40
Which is abiotic? a. tree sap b. insect c. sunlight d. wood table
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Biology, 22.06.2019 19:00
Achange in which factor will affect the rate of reaction only when gases are involved? temperature pressure surface area concentration
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Biology, 22.06.2019 19:30
The wind speed in the region between cities a and b was probably the greatest at noon on which day
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