A 60-kg block initially at rest on a frictionless horizontal surface is acted upon by a force of 3.0 N for a distance of 7.0 m. How much kinetic energy does the block gain?

A baseball leaves a bat and flies upward and toward center field. Do not ignore air resistance. What forces are exerted on the ball just after it leaves the bat?

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both?

How many total atoms are represented by this formula? 3NaOH

Which type of bonding is found in all molecular substances

When are magnets attracted and when are they repelled.

In a pig-calling contest, a caller produces a sound with an intensity level of 60 db. how many such callers would be required to reach the pain level of 120 db? 2 incorrect: your answer is incorrect.

Why is the use of scientific names important in biology?

1) what is a calorie?

January 1st 37°F January 7th 48°F January 14th 52°F January 18th 51°F January 21st 45°F January 25th 41°F January 31st 55°F When looking at a data set of numbers, the mean is the average. Look at the table above.

The vector quantity that defines the distance and direction between two positions.