Using a stronger magnet; Increasing the current in the magnet; Decreasing the distance between the magnets
Answer:
c) 3176 J
Explanation:
mass of 125 popcorn = 125 x .0001 = . 0125 kg
increase in temperature = 175 - 21 = 154°C
specific heat of popcorn = 1650
heat required to increase temperature
= mass of popcorn x increase in temperature x specific heat
= .0125 x 154 x 1650
= 3176.25 J
Answer:
A or D
Explanation:
Net force includes addition or subtraction.
Answer:
4°C
Explanation:
Water is densest at 4°C. Since dense water sinks, the bottom of the lake will be 4°C.
Answer:
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