Answer:
For any experiment we can say that light waves are the electromagnetic waves because they make up what is known as the electromagnetic spectrum.
Explanation:
- Light is the moving energy form that is made up of tiny particles known as photons.
- The light waves comprises of both magnetic and electric aspects hence known as electromagnetic.
- The process of propagation of light wave is : the fields vibrates perpendicularly in the same direction of propagation of the wave, and at 90 degree angle with each other.
- Similar to sound waves, light wave can interfere with each other.
The correct answer is osteoarthritis.
Osteoarthritis is also called degenerative joint disease and is the most common chronic disease of the joints. People suffering from osteoarthritis report pain in their joints, stiffness and loss of flexibility. It is caused by the deterioration of the cartilage between the joint spaces, which protects and acts as a cushion.
1) A
2) B
3) C
4) D
5) E
6) F
7) G
8) H
The answers are already in the picture.
D - Enormous energy requirements
Answer:
Animal cell do not have cell wall hence Hector was right in his diagrams.
Explanation:
The animal cell does not have a cell wall, they only have cell membrane made up of phospholipid bilayer and proteins also they have well-defined cytoskeleton, microtubules which provide shape and mechanical strength to the cell.
