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anonymous

  • one year ago

Would each situation be represented by a positive or a negative number? Column A Column B 1. 1.5 acres of rainforest are destroyed every second for s seconds. Express the change in acreage of rainforest. 2. A tub of water is heated by 0.3 degrees per minute for m minutes. Express the change in temperature. 3. A submarine descends at a rate of 0.9 m/s for 90 s. Express the change in altitude relative to sea level. 4. A credit card account has 2 charges of $15 and no payments. Express the balance of the credit card.

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  1. anonymous
    • one year ago
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    Column B a.positive b.negative

  2. anonymous
    • one year ago
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    @Mikey312

  3. anonymous
    • one year ago
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    @They_Call_Me_Narii

  4. anonymous
    • one year ago
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    Ok let me see what I go here

  5. anonymous
    • one year ago
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    k

  6. anonymous
    • one year ago
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    change in acreage = Initial acreage - (1.5)*s

  7. anonymous
    • one year ago
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    change in temp = initial temp + (0.3)*m

  8. anonymous
    • one year ago
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    change Altitude = -(0.9 m/sec)(90sec)

  9. anonymous
    • one year ago
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    So... 1. Neg 2. Pos 3. Neg 4. Neg

  10. anonymous
    • one year ago
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    so 1. gos with b and 2. gos with a

  11. anonymous
    • one year ago
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    Yes

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