Answers by John Kaster
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Answers by John Kaster

Answers by John Kaster
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If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 410J of energy to the room?
answered Nov 10, 2019
2 votes
200k views
A rhombus has diagonals 500 yd and 800 yd in length. Find the area in square miles.
answered Oct 15, 2019
2 votes
100k views
A yard includes a border path of a fixed width around a lawn. The total area of the yard is represented by the expression (6+2x)(9+2x) What does the 6 represent? the area of the border the width of the
answered Sep 25, 2019
4 votes
175k views
How do you test the purity of a substance?
answered Mar 25, 2019
2 votes
167k views
Fill in the missing numerator or denominator to Make the ratios equivalent
answered Jan 30, 2019
4 votes
226k views
suppose your family complained that the music you play in your room is too loud. what could you do to reduce the amount of sound they hear?
answered Oct 8, 2018
5 votes
29.4k views
Which example is the weakest research question?
answered May 13, 2018
6 votes
54.9k views
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