In which era did the universe's clouds start to condense and the universe became transparent for the first time?

How does the engine get the spacecraft to space?

Wave A has a long fetch. Wave B has a short fetch. Which of the following statements is true? Wave A is more powerful than Wave b. Wave B is more powerful than Wave a. Both waves are equally powerful.

In a graph which graph would best show the relationship of kinetic energy to potential energy as a hawk dives downward toward its prey and then returns to its original position in the air?

What are some 5th grade science words that start with y

For the A groups (Groups 1A to 8A), how does the group number relate to the electron arrangement in atoms of the group? A. The group number is equal to the number of electrons in the element. B.

A dog has a mass of 12 kg. What is its weight? Round your answer to the nearest whole number.

A particle gas consists of N monatomic particles each of mass m all contained in a volume V at temperature T. Your answers should be written in terms of the Boltzmann constant kB and Avagadro's number NArather than R=NAkB.

A football travels 25 m in 2.5 seconds. What is the speed of the football?

A 25 kg ball is thrown into the air when thrown it's going 10 m/s calculate how high it travels

As part of a circus performance, a man is attempting to throw a dart into an apple which is dropped from an overhead platform. Upon release of the apple, the man has a reflex delay of 215 milliseconds before throwing the dart.