Physics, 13.10.2020 15:01 Bengynease2598
Which statement best compares potential and kinetic energy?
A. Objects always have more potential energy than kinetic energy.
B. Only kinetic energy increases when the velocity of an object increases.
C. Only potential energy decreases when an object's height increases.
D. Objects always have more kinetic energy than potential energy.
Answers: 2
Physics, 22.06.2019 17:00, marchellepenuliar
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.
Answers: 3
Physics, 22.06.2019 18:30, dbryrob2557
In which situation is the acceleration of a car negative? question 5 options: a)the velocity of a car was 75 km/hr over 4 hours. b)the velocity of a car reduced from 50 km/hr over one minute. c)the velocity of a car increased from 40 km. h to 75 km/h over 15 minutes. d)the velocity of a car was 45 km/hr at 2: 00pm and at 4: 00pm its velocity was 85 km/ht.
Answers: 2
Physics, 22.06.2019 21:10, alexiaalfaro
The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.
Answers: 1
Which statement best compares potential and kinetic energy?
A. Objects always have more potential e...
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