How do you spell hard water in three letters.

The current in a stream runs at 5 miles per hour. if a boat can go 15 miles per hour on still water, how fast can the boat go downstream? upstream?

Dylan and Sophia are walking along a bluebird lake on a perfectly calm day. Dylan, determined to impress Sophia by his ability to skip rocks, picks up a completely horizontal velocity of 7.0 m/s from a height of 4.1 m above the water surface.

What is the analogy for explaining there are infinite universes, but not infinite possibilities? something like you count between 3 and 2, but none of those numbers will be 1, right?

The equivalent resistance of a complex circuit is usually determined by

In physical science lab, Ben and Jerry added small pieces of magnesium to hydrochloric acid. They noticed that bubbles formed, the test tube got hot, and the magnesium disappeared.

The__of force will determine the ___of acceleration. A. direction, direction B. direction, amount C. Amount, direction D. none of the above

Two identical spheres of equal mass a distance of 10 m apart a surface gravity of 0.0050 to each other where are the masses

Can a elephant have the same momentum as a golf ball explain

Which of the following is true about scientific inquiries? A. Scientific inquiries are never based on previous scientific research and data. B. Scientific inquiries are usually guided by previous scientific principles and knowledge. C.

A student measured the mass of a rock to be 19.8 grams; the actual mass was 18.6 grams. What was the student's percent deviation?