The ratio of red to blue marbles in a bag 3:2. If there are 18 red marbles. How many blue marbles are in the bag

A teacher listed the following two processes. • Process 1: water changing to ice in a refrigerator • Process 2: steam coming out of a kettle filled with hot of water Which table correctly identifies the change of state taking place in each example?

An object is hanging by a string from the ceiling of an elevator. The elevator is moving upward with a constant speed.

Diana would like to observe the movements of a paramecium. Which of the following tools would be best for Diana to use? A. hand lens B. light microscope C. scanning electron microscope D. convex telescope

Which of the following statements is true

When buying a car, you tell the salesman that you want to make sure the car can go from 0 miles per hour to 60 miles per hour in 5 seconds. You are describing the car's

Potential energy and kinetic energy are created when work is done to change a position (PE) or a state of motion (KE). Ignoring friction, how does the amount of work done to make the change compare to the amount of PE or KE created? a.

The wavelength of a wave is the wavelength of a wave is how strong the wave is. equal to the speed of the wave times the wave's frequency. the distance between where the wave is emitted and where it is absorbed.

What is a carbon whip?

2 A scientific theory is

Explain the roles of Earth's own energy sources and solar energy in the rock cycle