How is carbonic acid responsible for the formation of some caves? asap

How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?

The a992 steel rod bc has a diameter of 50 mm and is used as a strut to support the beam. determine the maximum intensity w of the uniform distributed load that can be applied to the beam without risk of causing the strut to buckle. take f. s. = 2 against bucklin

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving