a change in color
a change in frequency
a change in speed
Answer: The correct answer is - change in speed.
When light travels from one transparent medium to another transparent medium, it bends and this phenomenon is known as refraction.
It is caused due to difference in the speed of light in different medium as speed of light is slow in a denser medium (like water) whereas speed is faster in a lighter medium (like air).
kinetic
heat
metabolic
Answer:
The water at the top of a waterfall has __potential___ energy.
choosing the intensity level
watching others complete the activity
selecting an activity you enjoy
c. controlling
b. manipulated
d. dependent
Given that,
Mass of magnesium, m = 2 kg
Heat added to it, Q = 8160 J
Increase in temperature,
To find,
The specific heat of magnesium.
Solution,
Th formula that is used to find the heat required to raise the temperature in terms of specific heat is given by :
So, the specific heat of magnesium is .