In a house 5 bulbs of 25 watts each are used for 6 hours a day.Calculate the unit of electricity consumed in a month of 30 days.Also find the total cost if one unit electricity cost 1.50 Rs.
What kind of energy is the source of the light and heat produced by a burning log? chemical energy kinetic energy gravitational energy electrical energy
Which simple sentence has a compound verb? A. For two days, she has been working on the draft. B. She wrote a draft and then revised it. C. Christy and I both checked the final draft for errors. D. Christy is writing an essay. thanks
Soil can best be described as the A. third layer beneath the Earth's surface. B. sandy bottom of the ocean's floor. C. loose covering of weathered rocks and decaying organic matter. D. layer of bedrock four layers beneath the Earth's surface.
A girl with a mass of 40 kg is swinging from a rope with a length of 2.5 m. What is the frequency of her swinging?
A solution of hydrochloric acid is placed on a balance. Magnesium metal is added and the mass is recorded. The solution is stirred and the mass of the solution is recorded every 10 minutes. The following data is collected: Time (mins) Mass of Hydrochloric Acid and Magnesium (g) 0 160.0 g 10 156.5 g 20 152.0 g 30 147.5 g 40 142.5 g What does the data show is occurring? The hydrochloric acid and magnesium metal react to form a soluble compound. The hydrochloric acid and magnesium metal do not react. The hydrochloric acid and magnesium metal react to form a precipitate. The hydrochloric acid and magnesium metal react to form a gas.
If East is positive and a car is moving East and accelerating West, what is happening to its speed? Velocity?
