Compressions are regions of high pressure due to particles being close together
rarefactions are regions of low pressure due to particles being spread further apart
Longitudinal waves are often demonstrated by pushing and pulling a stretched slinky spring
Answer:
C
Explanation:
A pride of lions working together suggests the opposite of competition.
Same comment about the water buffalo.
The answer is C. If the territory is invaded and the two males clash, that's competition.
A Cheetah is not part of the Lion's Pride.
Answer:
One positive charge
Explanation:
In a neutral atom, the number of positive and negative particles are equal. This leaves the atom with a net charge of zero, 0.
When the number of protons in an atom is greater than the number of electrons, the atom becomes positively charged. When an atom loses an electron when a bond wants to form, it has a net positive charge.
The number of electrons lost or gained determines the charge.
A)soil-to help get the plant its nutrition
b)water-for photosynthesis
c)light-to make their own food