Physics, 01.07.2019 22:30 figueroajorge8291
Sang hee rubs a balloon on her hair until, when she holds the balloon several inches from her head, her hair sticks straight out and touches the balloon. then she holds the balloon several inches from kim's hair. some of kim's hair rises and sticks out toward the balloon, even though the balloon hasn't touched her hair. explain what made kim's hair do this. go into detail about charges and how they are likely arranged. state the process that charged the balloon and the hair of each girl
Answers: 1
Physics, 22.06.2019 09:30
The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.
Answers: 1
Physics, 22.06.2019 10:30
Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
Answers: 2
Physics, 22.06.2019 14:20
A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.
Answers: 3
Sang hee rubs a balloon on her hair until, when she holds the balloon several inches from her head,...
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