How are gases different from liquids and solids, and what are four examples of properties of gases

The Sun was once thought to be a planet. Explain why.

A machine runs for 50 seconds with a steady power output of 100 watts. How many joules of work does the machine produce in those 90 seconds?

In any ecosystem, the size of a population A. may change over time. B. only depends on the population's reproductive rate. C. always stays the same. D. only depends on the amount of resources available.

Joseph runs 40 yards In 2.5 seconds. What Is Joseph's speed?

Jupiter contains a number of small moons that are thought to be captured comets or material ejected by collisions with larger objects. what is the evidence for this theory?

Can two like charges attract each other

By applying a force of 50N, a pulley system can lift a box with a mass of 20 kg. What is the mechanical advantage of the pulley system?

Three capacitors C1 = 10.1 µF, C2 = 23.0 µF, and C3 = 29.4 µF are connected in series. To avoid breakdown of the capacitors, the maximum potential difference to which any of them can be individually charged is 125 V.

What is the net force in the x-direction? 30 N 34 N 55 N 65 N

If an object does not have domains, will it be possible to make it magnetic?