The Greeks noticed that some stars were larger and moved haphazardly. What were these stars?

If the new moon happens on january 15th, what shape will it be on february 6th?

Give one example to show that when substances are mixed, it may result in a chemical or a physical change depending on the conditions.

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates