Astudent asks, "how does exercise affect the heart rate of an individual? "
which steps can she complete to best answer her question through scientific inquiry? check all that apply.
conducting an investigation
collecting data
completing background research
asking friends for their opinions
observing people who do not exercise

Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above

Which description provides the best objective summary of the article in the passage?

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species