A whale swims at a constant speed of 8 m/s for 17 s. What
distance did it travel?

The peak wavelength for the blackbody curve of a star is in the uv range. assuming the radiation from this star can reach earth, would you be able to see it?

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?