A54.1 kg box is held in place at the top of an 32.9 degree incline by a rope that is parallel to the surface of the incline. the box is then lowered down the incline at 0.459m/s^2, coefficient between incline and box is 0.209, what is the tension supplied by the rope?

Name two kinds of practical electric pumps.

Why do metals "give up" their valence electrons?

If 25 ml of each of the liquids in the answer choices below were poured into a 100 ml beaker, which would form the second from the bottom layer? a. sea water – density of 1.024 g/ml b. mineral oil – density of 0.910 g/ml c. distilled water – density of 1.0 g/ml d. petroleum oil – density of 0.820 g/ml