Physics, 08.02.2021 21:40 IntellTanito
An airplane sprinkles black soot on a snow-covered field. The soot will increase the rate that the snow melts because
A. soot increase the melting point of snow
B. soot decreases the surface area of ice crystals
C. soot decreases the specific heat capacity of the snow
D. a black surface absorbs more sunlight than a white surface
Answers: 3
Physics, 22.06.2019 04:30, tinytoonjr8052
Light from the sun reaches the earth in 8.3 minutes. the velocity is 3.00 x 10^8 m/s. how far is earth from the sun? i know how to get to d = (3 x 10^8 m/s)(498 sec). i just don't know how to get from there to the answer being 1.5 x 10^11 m.
Answers: 3
Physics, 22.06.2019 07:10, ddswaggsoflyy3176
Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?
Answers: 2
Physics, 22.06.2019 09:30, kaleahlove13
Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
Answers: 2
An airplane sprinkles black soot on a snow-covered field. The soot will increase the rate that the s...
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