Physics, 22.11.2019 11:31 aleiahmartin
Which change is more difficult to reverse, chemical or physical?
Answers: 2
Physics, 21.06.2019 17:30
The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juanâs hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?
Answers: 3
Physics, 22.06.2019 15:00
Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive
Answers: 2
Physics, 23.06.2019 01:30
The ideal gas model is valid if which of the following conditions is true? the gas density is low. the gas density is high. the temperature is low. the temperature is high. the gas density and the temperature are low. the gas density and the temperature are high. the gas density is high and the temperature is low. the gas density is low and the temperature is high.
Answers: 3
Which change is more difficult to reverse, chemical or physical?...
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