3. a child decides to keep his goldfish outside in a small bowl. he has to add water every day to keep
the bowl full. on two consecutive days, the temperatures are very similar, but on the first day the
relative humidity is 90%, while on the second day it is 60%. on which day will the child add more
water to the goldfish bowl?

20) what is a magnetic field? 21) in which direction do magnetic field lines always point? 22) sketch a diagram showing how a plotting compass points around a 23) name two magnetic poles that will: a) attract each other b) repel each other. 24) explain why you can use a compass to navigate. 25) what's an electromagnet? 26) list two ways to increase the strength of an electromagnet. 27) the wire in a simple motor feels a force when a current flows through it. why is this? i need answers to check mine