You start with $15 and save $8 each week. What algebraic expression models models the total amount you save? A. 8+15w B. 15-8w C. 15+8w D. 23w

Which best describes a difference between energy transformations in power plants and dams?

A colour television has a power rating of 150 watts. how much electrical energy does it use when you forget to turn it off for 4 hours?

Pigs look for mudy places, then, Do they like to be dirty? Why?

A cat falls from a table of height 1.3 m. What is the impact speed of the cat?

How do you work out velocity using kinetic energy?

Why might surface mining be less risky for miners than underground mining?

Sometimes the moon appears to have a halo around it at night. Why does this happen? A. It's due to a partial lunar eclipse. B. Moonlight is refracted through ice crystals in high clouds. C.

Which one of the following statements about sulfric acid is correct? A. Sulfric acid is a known muriatic acid B. Sulfric acid has little effects on metals C. Sulfric acid is dangerous to living organisms D. Sulfric acid is a strong oxidizing agent

Why is the earth more attracted to the sun gravitational pull than the gravitational pull of the moon

The horsepower unit is commonly used to indicate the power rating of household appliances.