Which technique uses a porous barrier to separate a solid from a liquid?

a. Chromatography

b. Crystallization

c. Distillation

d. Filtration

Sandy is standing in line for kanye west tickets. the line wraps around the block, spilling into the streets and crowding store windows. sandy is part of a (n) :

The charges that are free to move in a metallic conducting wire and that are responsible for the flow of electric current are

The red brake warning lamp is on and the amber ABS lamp is off. Technician A says that a fault is possible in the base brake system. Technician B says that the red brake warning lamp can be turned on by a low brake fluid level in the master cylinder.

What is the pressure of 100 Newton's pressing on a area of 5 meters squared?

In a collision between two objects having unequal masses, how does magnitude of the impulse imparted to the lighter object by the heavier one compare with the magnitude of the impulse imparted to the heavier object by the lighter one?

Which is a disadvantage of using wind as an energy source? Check all that apply. It may be unreliable. It is not naturally occurring. It produces a lot of waste. It requires wires to carry electricity. It generates large amounts of electricity.

One step in the production of hydroelectric power involves

A pot is heated on a stove. The water begins to boil rabidly. Which explains why the water is boiling fast?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these

Why do responsible consumers use credit and credit cards?