Answer:
Muscular and Skeletal
Explanation:
The Muscular and Skeletal systems work together to move appendages and joints. They are sometimes referred to as the Musculoskeletal System.
Half .
I think that’s right .
Semen is the correct answer
Answer:

Explanation:
The resulting light have a wavelength of 532 nm.
We need to find frequency of the material. Let it is f.
The relation between frequency and the wavelength is given by :

So, the frequency of the light is
. Hence, this answer is correct.