I How many meters are in 4.7 km?
meters
How many centimeters are in 74 inches? 1
inch=2.54 cm
centimeters
х
How many milligrams are in 113 kilograms?
108 mg
Show your answers in 2 decimal places.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

the correct answer is 4) heat and pressure

metamorphic rocks arise from transformation of existing rocks types, in a process called metamorphism. during metamorphism the original rock(prolith) change into metamorphic rock by heating (150-200c) and pressure of more than 1000 bar. the original rock can be sedimentary, igneous, or existing metamorphic rock.

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it