What is difference between atoms and molecules?

How much more light does one collect with a 10-meter diameter telescope in 1 second than with a 0.1-meter diameter telescope in 10,000 seconds (nearly 3 hours) ? A. 1/100th as much B. 1/10th as much C. Same amount D. 10 times as much E.

List the number of atoms for each element in this compound: / (CaCO_{3} / )

What do you mean by peltier coefficient?

Explain why, if you go to the moon, your weight would change but your mass wouldnt

Which type of device enables its users to see around corners? laser telescope microscope fiber optics

What is a scavenger give some examples

What is a mealworm a worm, an insect or an amphibian

What is the kinetic energy of a vehicle that has a mass of 3,500 kg and is moving at 40 m/s

Why did the wright brothers construct their own wind tunnel?

John heats 1 kg of soup from 25 °C to 70 °C for 15 minutes by a heater. How long does the same heater take to heat 1.5 kg of the same kind of soup from 20 °C to 80 °C? The energy output per unit time by the heater is constant.