Identifying sources of error which are potential sources of error in the experiment? check all that apply. estimating temperature to the nearest tenth of a degree estimating the mass of the sample to the nearest tenth of a gram estimating the thickness of the foam cups the position of the cups of sand and water under the heat lamp the brand of light bulb used for the heat lamp the air temperature outside the lab

1) estimating temperature to the nearest tenth of a degree

2) estimating the mass of the sample to the nearest tenth of a gram

4) the position of the cups of sand and water under the heat lamp

"i have always loved contemporary art and made it a general goal to work within the field. after a few nonprofit internships at museums and galleries, i decided to try the for-profit art world and was offered a job as the ad assistant at the magazine. i much prefer the pace of the for-profit art community and have stayed with the company for three years, with a promotion to an account manager last spring."

i just did this and got a 100.

6 cos 34, 6 sin 34 trig