The hottest climates on Earth are located near the Equator because this region

1 is usually closest to the Sun
2 reflects the greatest amount of sunlight
3 receives the most hours of daylight
4 receives the most direct sunlight

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

Photons with the highest energy have the longest period

The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.