1. Why don't conservation principles apply to open systems? 4 points
Matter is able to move freely in and out of the system and conservation cannot be
applied because of this
Matter is not able to move freely in and out of the system and conservation cannot be
applied
External work can be done on the system that was not originally in the system
A and C

According to the tide table below what time of day will the highest tide occur?

Lin yao looks at the back of a spoon. how should she describe her reflection? upside down and smaller upside down and larger right-side up and smaller right-side up and larger

Light from two different sources are incident upon the same side of a polarizing filter. light from one source is polarized with total intensity ip, while light from the other source is unpolarized with total intensity iu. as you rotate the polarizing filter through 360 degrees, the intensity of the transmitted light on the other side varies by a factor of 9. what is the relative intensity of the initial polarized source to the unpolarized source, or ip/iu?