Which of the examples below represents a physical change?
a nail rusting
a cake baking
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Physics, 09.03.2021 01:00 angelicf394
Which of the examples below represents a physical change?
a nail rusting
a cake baking
an ice cube melting
a piece of toast burning
Answers: 3
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Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f
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Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?
Answers: 1
Physics, 22.06.2019 08:30
Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.
Answers: 1
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