Physics, 24.10.2021 20:30 destinywashere101
In the experiment, you will heat up two samples of cold water—50 grams and 100 grams-by adding the same amount of hot water to each sample. Will the mass of the sample affect the temperature change? State your hypothesis.
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Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.
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Your friend increases her force on the desk by 30n . she doesn't change the direction of her push . what happens to the net force on the desk .will the desk accelerate
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On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2.
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