Lol it literally says that he covered the distance in three seconds so I believe it would be three
Answer:
it is the primary electricity in solid. they also make up an atom.
Explanation:
i hope this helps. please make brainiest
Answer:
#1 A
#2 B
#3 C
#4 c
Explanation:
#1 can give reference to a mountain the higher the altitude the colder it will get
#2 talking about climate not seasons per say. focus on climate answers
#3 wind carry moisture from the sea on to land which cause precipitation
#4 Monsoons is correct
The particles that make up the atomic nucleus of all atoms are both protons and neutrons.
solution:
You need to find the frequency, and they have already given you the wavelength. And since you already know the speed of light, you can use formula (2) to answer this problem. Remember to convert the nano meters to meters because the speed of light is in meters. 
