An electromagnet is ___

a. a permanent magnet

b. made with bar magnets

c. attracts all metal substances

d. only operating when the current is on

Which verbal is an infinitive? traveled traveling to travel travel

What is minimum velocity of the stream at this location

4. Which model best describes the particles of a solid and their motion? O bricks cemented together in a wall O beads moving around in a rattle O people seated in an auditorium O students walking through a crowded hall

What is quantitative?

Calculate the amount of hcn that gives the lethal dose in a small laboratory room measuring 14 * 15 * 8.0ft. the density of air at 26∘c is 0.00118g/cm3.

11. Which of the following best explains velocity? A. The direction of an object in motion B. Only the change of direction of an object in motion C. The speed and direction of an object in motion D. The speed of an object in motion

Using 6400 km as the radius of Earth, calculate how high above Earth's surface you would have to be in order to weigh 1/16th of your current weight. Show all work leading to your answer OR describe your solution using 3 - 4 complete sentences.

Which of these could occur if a switch is closed? A. A light bulb will light up. B. A hair dryer will turn off. C. A computer will shut down. D. B and C

When you throw a ball the work you do to accelerate it equals the kinetic energy the ball gains?

Old-fashioned heating systems sent steam into radiators in each room of a house. in the radiators, the steam condensed back to water. analyze this process and explain how it heated a room.