How to calculate the percentage difference between two numbers?

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Which statement describes surface features called maria on the moon