Physics, 28.06.2019 13:00 TrueKing184
Sally walks 10 meters forward and then 5 meters backwards. which statement most accurate describes the magnitude of her displacement and distance travelled? a) sally's displacement is 5m less than her distance travelled. b) sally's displacement is 10m less than her distance travelled. c) sally's displacement is 5m greater than her distance travelled. d) sally's displacement is 10m greater than her distance travelled. free fall is a situation in which the only force acting upon an object is gravity. why do all objects in free fall have the same acceleration? a) their masses are always the same b) acceleration due to gravity is always the same c) the distance between two objects is always the same d) the gravitational force between two objects are always the same
Answers: 2
Physics, 22.06.2019 15:30
Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples
Answers: 1
Physics, 22.06.2019 21:10
Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate
Answers: 1
Physics, 22.06.2019 21:30
What describes the formation of horizon b? a. forms at the surface b. features parent material c. undergoes the most change d. forms due to decomposed material i think the answer is c. undergoes the most change
Answers: 1
Physics, 23.06.2019 03:30
One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.
Answers: 1
Sally walks 10 meters forward and then 5 meters backwards. which statement most accurate describes t...
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