A package is dropped from an air balloon two times. In the first trial the distance between the balloon and the surface is h and in the second trial 4h. Compare the time it takes for the package to reach the surface in the second trial to that in the first trial?.

Susie ran a race. she ran 55 miles an hour, and the race took her tt hours to complete.

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.

When looking at research about instructional strategies, make sure the research is a. from peer-reviewed studies. b. approved by state and federal government organizations. c. online and easily accessible. d. about the same topic you're interested in.