Kate gathered three boxes of the same size made of different materials: glass, clear plastic, and aluminum painted black. she placed them on a window sill in the sun for an hour and then measured the warmth of the air in each box. in this experiment, the warmth of the air is a(n) a. independent variable b dependent variable c constant d control
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Physics, 22.06.2019 01:30
Question 7 [2 marks] in the circuit below, the electromotive force generated by the battery is e = 6.0 v, and the resistances are r1 = r4 = 1.0 q, r2 = r3 =2.0 q. r. the power delivered by the battery to the circuit is closest to a. 6 w в. 12 w с. 15 w d. 18 w e. 20 w final exam autumn 2014 page 5 of 9 68037 physical modelling faculty of science [2 mark] question 8 with reference to question 7, the current through resistor r2 is closest to a. 1 a в. 2 а c. 3 a d. 4 a e. 6 a
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Physics, 22.06.2019 11:30
If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?
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Physics, 22.06.2019 19:30
What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical
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Kate gathered three boxes of the same size made of different materials: glass, clear plastic, and a...
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