Answer:
potencial energy into kinetic
Explanation:
Answer:
g
Explanation:
if an object is thrown upward or at any angle, the acceleration acting on that object is the same as acceleration due to gravity which always acts towards the vertically downwards direction because there is no acceleration or the force acting on the object in horizontal direction.
Thus, the acceleration is same as acceleration due to gravity g.
Answer:
The ultrasonic wave it to high of a frequency for us to hear it.
Explanation:
A ultrasonic wave is used for a ultrasound to look at a fetus. The wave is way up on the frequency level for hearing.
Answer:
I believe the answer is sea floor spreading
just analyze it in this way:
20cos30*=10( radical 3 )
20sin30*=10