Answer:
A source of electrical energy
Explanation:
The symbol is used for sources of energy and the positive and negative symbols signify the sides of a battery
Answer:9.125 N
Explanation:
Given
Magnitude of Force 
at angle of 
above negative x axis
Magnitude of Force 
at angle of 
below negative x axis
Thus net force in x direction
towards negative x axis
Answer: the answer is D
Explanation:
When we look at an object and see its color, we are seeing all of the light that reflects off of that object. Red objects reflect red light, green objects reflect green light, and so on. But what happens to the rest of the colors that hit that object? They get absorbed!
<span>Well, I just took this unit. There are two main kinds of cells, which are made up of smaller organelles: Nucleus, Vacuoles etc. The two main types are Plant and animal. Only Plant cells have walls.</span><span />
