Calculate the energy in kilowatt hours used by a heater that operates continuously for 30 minutes. The heater has a power rating of 3000 W.

Select all of the examples of a base. Vinegar Baking soda Lemons Tomatoes Bleach Soap Bananas Ammonia

What two incidents led to the Spanish-American War? the capture of Manila the Spanish Ambassador wrote an insulting letter about President McKinley the battle of San Juan Hill explosion of the battleship Maine in Havana harbor

Why do the plants at the bottom of a pond grow better than plant on the bottom of a lake

A camel travels 500 meters in five minuets what is its speed

A magnetic field line must a. go on forever. b. form a closed loop. c. have a north and south pole. d. be created by a permanent magnet.

On october 15, 2001, a planet was discovered orbiting around the star hd 68988. its orbital distance was measured to be 10.5 million kilometers from the center of the star, and its orbital period was estimated at 6.3 days.

A container of rocks with a mass of 65.0 kilograms is brought back from the moon's surface where the acceleration due to gravity is 1.62 meters per second2. what is the weight of the container of rocks on earth's surface?

A curved, transparent object used to refract light

Describe how two plates move in relation to each other along divergent plate boundaries?

Question 6 As main sequence stars age, their temperature becomes cooler. O True O False