Which measurement has three significant figures?
a. 0.015 m
b. 105 m
c. 150 m
d. 1.050 m

Arocket starts from rest and moves upward from the surface of the earth. for the first 10.0 s of its motion, the vertical acceleration of the rocket is given by ay = 12.80 m/s32t, where the +y-direction is upward. (a) what is the height of the rocket above the surface of the earth at t = 10.0 s? b) what is the speed of the rocket when it is 325 m above the surface of the earth?

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

Which describes increasing the efficiency of energy resource