Energy

Question 1

What are the different types of energy?

Answer 1

potential energy
chemical energy
radiant energy
kinetic energy

Question 2

What is the relationship between energy and work?

Answer 2

Energy is required to do work

Question 3

What different types of energy are used in healthcare?

Answer 3

Sound energy for ultrasounds
Chemical energy in pharmaceuticals
radiant energy for x rays

Question 4

How is energy transformed in the body? This means you need to be able to explain how one form of energy changes to another form of energy in the body.

Answer 4

Conversion of fats/sugars/muscle to energy to be used in cells – metabolism.
- Chemical/electrical energy to mechanical energy (movement)
- Sound energy to electrical energy
- Light energy to electrical energy

Question 5

Kinetic and potential energy, give examples of these know the difference.

Answer 5

Energy that is created from an object in motion. Eg. light bulbs, electricity, foods we consume. Someone running. Apple falling from a tree.

Potential energy: The energy held by an object because of its position relative to other objects, stresses within itself, its electric charge, or other factors.
Eg. pacemaker