With an electromagnet, you can control the magnet strength and the magnetic force is stronger than a regular magnet.
Answer:Control involuntary movements and actions.
Answer and Explanation:
Abiotic factors are those that are nonliving, while biotic factors are those that are living.
Abiotic factors in a classroom:
- chairs
- tables
- blackboard
Biotic factors:
- class pet
- plant in the classroom
Hope this helps!
The atria and ventricles work together, contracting and relaxing to pump blood out of the heart in a coordinated and rhythmic fashion. As blood leaves each chamber of the heart, it passes through a valve.