Which of the following methods of fossil formation is formed in dry areas due to a lack of moisture? a
Mummification
b
Casts and molds
c
Amber fossil
d
Carbonization

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?

Classify this reaction: 2al+n2-> aln.

1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c