Weight = mg, g ≈ 9.8 m/s²
Weight = 2.2 * 9.8 ≈ 21.56 N
Answer:
2 charges of electron (2C)
Explanation:
I = Q/t
2 = Q/1
Q = 2×1= 2C
Q = 2 charge of electron
Answer:
B. The concrete exerts a frictional force on the box that opposes its motion.
Explanation:
The answer kind of explains itself. If you need more clarification, feel free to ask! ☺
The answer to the first one is sublimation.
What you mean please text me back if you need help