What is the main reason that people are hesitant to use nuclear energy? a. It produces radioactive waste. b. It uses large amounts of water. c. The ore used for nuclear energy must be mined. d. It is more damaging to natural habitats than the use of coal. Please select the best answer from the choices provided A B C D

Approximately workers each year are treated for injuries caused by lifts, jacks, or jack stands. a) 2,000 b) 5,000 c) 10,000 d) 15,000

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

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.