Answer:bill 5 m/s. Jack:10 m/s
Explanation:
Cuz I took it
The first one might be faunal succsession and the 2nd one might be metamorphic rock
Mass of a sample of gas doesn't change, no matter what happens to its pressure, volume, or temperature.
A. the medium through which the light travels changes.
Explanation:
Light waves will continue to travel in a straight line in all directions from their source unless the medium through which the light travels changes.
A change in medium causes light to exhibit different properties. Also, when light hits an obstacle, they can be diffracted.
- The way light travels on crossing a boundary differs.
- At the boundary between two medium, light can either be reflected back or refracted when they cross the medium
- This will cause the light rays to bend towards or away from the normal depending on the properties of the medium.
Learn more:
Refraction brainly.com/question/12370040
#learnwithBrainly
Answer:
It is an example of velocity
Explanation:
It is an example of velocity Don't ask how I know because I do know it I just don't know how to explain it.