Physics, 22.04.2020 02:07 cartizeb23
Does the air exert a buoyant force on all objects in air or only on objects such as balloons that are very light for their size? Does the air exert a buoyant force on all objects in air or only on objects such as balloons that are very light for their size? Air exerts a buoyant force on all objects. Air has too low a density to exert a buoyant force. Air exerts a buoyant force only on objects less dense than air. Air exerts a buoyant force only on objects more dense than air.
Answers: 1
Physics, 22.06.2019 09:00
As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy
Answers: 2
Physics, 22.06.2019 21:30
Which are causes of mechanical weathering? (check all that apply) a. acid rain b. plant growth c. animal actions d. carbon dioxide e. pressure release i chose b & e and got the question wrong.
Answers: 2
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