C.) i believe because the change in shape is changing the physical appearance
1kg = 1000000000 micrograms
I hope it helps you ;)
The hierarchy of need was developed by Maslow. The pyramid is a motivational theory in psychology that argues that people is seeking to meet successively higher needs. The base of the pyramid is for the physiological needs to safety, belongingness, esteem, and finaly self-actualization.
We know




Most nearest value is 37000N/m^2
Hence option b is correct
Explanation:
Given that,
Mass of metal, m = 0.871 g
Heat, Q = 1.47 J
The temperature increases from 25.2°C to 38.3°C. We know that, heat released is given by :

Hence, the metal is made up of gold.