There are 2.0 x 10^3 pounds in a ton. The Hoover dam located on the Colorado river between Arizona and Nevada was made with 6.6×10^6 tons of concrete. how many pounds of concrete were used to create the Hoover dam?

An object is 10. cm from the mirror, its height is 3.0 cm, and the focal length is 2.0 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1.33 -1.33 +0.75 -0.75

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?