Match each item in Column A to an answer in Column B. Would each situation be represented by a positive or a negative number?
direction is a bit arbitrary. But if things get hot do they "heat up" or "heat down" on the other hand, do things "cool up" or "cool down" ?
When things get hot they heat up
and people associate "up" with positive and "down" with negative. so what is the answer for 2. ?
posative
water is heated. should you think + or - ?
yes, so 2. should be A
in Question 3. do you know what "descends" means ?
No
do you know what submarines do ?
Yes
I think 3 is negative
descend means go down (submarines can go below the surface) down "goes with" negative.
a credit card "balance" is how much you owe (have to pay) if you owe money, people think of that as negative.
Okay and is 1 correct?
yes, destroyed means make less of , less --> negative (and more --> positive)
Okay TYSM for your help I owe you one
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