The motor used in the kitchen stand mixer shown below converts 5 points chemical energy into mechanical energy mechanical energy into electrical energy electrical energy into chemical energy electrical energy into mechanical energy​

After reading the paragraph below, answer the questions that follow. researchers have created a robot that has a very thin leg that is moved by cardiac (heart) cells contracting in unison. the robot, made of a polymer similar to that used in making contact lenses, is bathed in heart cells with supporting cells, which then attach to the robot and provide movement as they contract. all of the cardiac cells working together can cause the robot leg to move in a way that individual cells could not. this is an example of a. emergent properties of cells. b. energy flow through an ecosystem. c. adaptation. d. internal environment regulation.

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Sequence how oxygen accumulated in the atmosphere and the effect it had on life by completing the flowchart