quantitative means how much there is like how many.
The doppler effect. as it gets closer the frequency increases and gets louder
Answer:
what is speed
how to tell what speed an objeckt is moveing
vlocity
Explanation:
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! ☺