Question

please give me the answer fast????
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Answer 1

Answer:

Step-by-step explanation:

Question no.12

Temperature at afternoon = 2°C

=> Temperature at night if it drops by 5°C

= 2 + (-5)

= 2 - 5

= -3

Therefore, temperature at night is -3°C .

Question 13

Position of the submarine= -1050 m

descent= 300m

new position= -1050- 300

                   = -1350

Question 14

114-39=75

Melting point and freezing point are the same so,

The freezing point of mercury is 75° warmer that that of alchohol