The density will always be the same.
A strong force 's responsible for producing a stable nucleus by opposing the electrostatic force of repulsion between protons.
Answer: (A) "X: May use LF, HF, and UHF waves
Y: Travels at the speed of light
Z: May use MF and VHF waves"
If you provided the aforementioned line 19, that would kinda be great.
Answer:
41.16 m/s
Explanation:
Final velocity is equal to gravity multiplied by time; v = gt
Gravity is always 9.8 m/s/s (m/s^2), so
v = 9.8 * 4.2
v = 41.16