Physics, 04.08.2019 13:30 alysonmariefont
Which of following statements is true? a) in a radio, sound energy is transformed into electricity energy. b) in a microwave oven, electricity is transformed into chemical energy. c) in a hair dryer, electrical energy is transformed into light and heat. d) in a computer, electrical energy is transformed into sound, light, and heat.
Answers: 1
Physics, 21.06.2019 16:50, kira96
12 drag each label to the correct category. decide whether each statement describes mass or weight. measured in newtons measured in kilograms does not change when gravity changes === a gravitational force changes when gravity changes the amount of matter in something mass weight
Answers: 1
Physics, 22.06.2019 12:30, olsen6932
As part of your daily workout, you lie on your back and push with your feet against a platform attached to two stiff springs arranged side by side so that they are parallel to each other. when you push the platform, you compress the springs. you do an amount of work of 79.0 j when you compress the springs a distance of 0.230 m from their uncompressed length. (a) what magnitude of force must you apply to hold the platform in this position? (b)how much additional work must you do to move the platform a distance 0.230 m farther? (c) what maximum force must you apply to move the platform a distance 0.230 m farther?
Answers: 1
Which of following statements is true? a) in a radio, sound energy is transformed into electricity...
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