PLEASE HELP The boat uses a heat engine to move. This is a simple schematic of how a heat engine operates. Describe what this schematic is showing in terms of the laws of thermodynamics

What types of energy transfers and energy transportations are involved in the domino chain reaction?

Yeast cells reproduce quickly by budding. this is a form of reproduction so all the yeast cells a) sexual; vary b) asexual; vary c) asexual; are identical d) sexual; differ from the parents submit hint structures and functions of cells cellular reproduction

The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above