Hydrogen can be created by water. If the activation energy is reduced, hydrogen can be produced with a renewable energy source. This renewable energy source is.

Consider two pipes of the same length. One pipe is open at both ends and the other pipe is closed on one end but open at the other end.

1 - A 30 gram bullet travels at 300 m/s. How much kinetic energy does it have?

a car traveling at 40m/s starts to decelerate steadily. it comes to a complete stop in 12 seconds. what is the acceleration?

Which term best describes the speed or rate at which glacial erosion takes place?

If two uncharged objects are rubbed together and one of them acquires a negative charge, then the other one

Which data set has the smallest standard deviation? A. 1,6,19,20,85,29,0 B. 22,22,23,23,22,22,23 C. 6, 7, 6, 7, 1004, 980, 350 D. 99, 199, 299, 55, 44,33, 22

To calculate the specific heat capacity of some liquid, we have poured 235 g of water at a temperature of 18.0°C into 250 g of this liquid at a temperature of 27.0 °C in a calorimeter with a heat capacity of 210 J/K. The temperature stabilized at 20.

How do you reduce friction

3. A 16 kg barrel is lifted up by a rope. The barrel accelerates at 1.4 m/s2. Find the force exerted by the rope. Show all your work. Answer:

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