Which gas is produced in the decomposition reaction of h2o2?

Which of the following plays a major role in creating deep ocean currents A. daily rides B. earth rotation C. Winds patterns in atmosphere D. changes in temperature in ocean water

How do matter and energy interact?

When the moon passes between the sun and Earth, the side that faces the Earth is in darkness

A fan that can provide air speeds up to 55 m/s is to be used in a low-speed wind tunnel with atmospheric air at 23ºc.

The unit of measurement that Noah used to build the Ark was?

4. A 40 kg child and a 30 kg child want to balance themselves on a 4 meter, 50 kilogramn see-saw. Where should the fulcrum be placed?

A 2-kg object is dropped from a height of 1000 m. What is the force of air resistance on the object when it reaches terminal velocity

What is the approximate increase in size from a 1 w to a 2w carbon resistor?

I am looking for this answer : Which shows a correct order of steps in the scientific method? develop a hypothesis, analyze data, make observations, draw conclusions make observations, draw conclusions, develop a hypothesis, analyze data.

A gas in a piston is compressed doing - 439 j of work, and its internal energy increases by 318 j. how much heat flows? (be careful with + and -. + w = expansion. + q = added, + u = temp goes up) (unit = j)