Physics, 30.10.2020 08:50 abigaleschwartz
HURRY PLEASE AND THANKS
Read Made-to-Order Magnets Keep the article open throughout the assignment
Select the statement that best summarizes the central idea of the article.
A)Electromagnets are useful in many situations because they can be turned on and off.
B)Motors change mechanical energy to electrical energy
C)Electromagnets work whether or not electricity is passing through the wire.
D)Electromagnets are useful around the home but not in industry
Answers: 3
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Name three different units of energy used to measure heat and describe what type of situations each is usually used.
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Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c
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Afeather of mass 0.001 kg falls from a height of 2 m. under realistic conditions, it experiences air resistance. based on what you know about friction, what can you say about the kinetic energy of the feather as it reaches the ground? acceleration due to gravity is g = 9.8 m/s2. a. ke < 0.0196 j b. ke = 00196 j c. je = 0 j d. ke > 0.0196 j
Answers: 1
HURRY PLEASE AND THANKS
Read Made-to-Order Magnets Keep the article open throughout the assignment<...
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