A scientific investigation is not valid unless every step in the scientific method is present and carried out in the exact order listed in this lesson
True
False

the answer is d. 4

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also the more points you give the faster your questions get answered

area of focus

answer: 2×10^-2kg

explanation: density= mass per volume

vol=mass/density

converting to s.i units we have;

3÷1000kg = 0.003

1.5÷100m = 0.15

0.003/0.15 = 0.02kg