Water is a compound because it A. cannot be broken down into simpler substances. B. always has two hydrogen atoms for each oxygen atom. C. is made of water atoms joined together. D. both a and b

Which trophic levels does a lizard have on Food Web

Stand next to a wall that travels at 30 km/s relative to the Sun. With your feet on the ground, you also travel at the same 30 km/s. Do you maintain the speed when your feet leave the ground?

A skateboarder with a mass of 45 kilograms is riding on a skateboard with a mass of 2.5 kilograms. What should be the velocity of the skateboarder if she has to attain a momentum of 264 kilogram meters/second?

1. How many calories of heat are required to raise the temperature of 550 g of water from 12.0°C to 18.0°C? (remember the specific heat of water is 1.00 cal/g x °C)

If the sun's mass is about average, how many stars are there in the milky way galaxy? the mass of the sun is of the order of 1030 kg and the mass of the milky way galaxy is of the order of 1042 kg.

Which way does wind blow, A. horizontally, B. Only from east to west, C. Only from West to east, D. vertically

If you were asked how to evaluate scientific evidence, what would you would want to include in your answer?

What caused the slope to change around 1905 and 1906?

What are sound waves

Technician A says if a system fails to alter dwell when it should, the ignition control module needs to be adjusted to correct dwell timing.