Answers: 3
Physics, 23.06.2019 06:20
69. air frictionthe velocity of the satellitea. decreases b. increases c. sometimes increases sometimedecreases d. no effect at all70. the unit of gravitational potential energy isa.jouté b.watt c. newtond.pascal71. which of the following is not influenced by a magneta. cobalt b.copper c.irond. nickel72. one joule of work done in one second by unit positive chargea.1 watt b.1 volt c.1 js d. none73. the most deviated colour of light after passing through a prisea. violet b.red c. green d.yellow4. a coin is placed below a beaker fill with water upto 12 cm isdisplaced by water isa. 9cm b.6cmс.3cmd.7cm
Answers: 1
Physics, 23.06.2019 09:50
Make a drawing of the electric field lines around a positive charge, then make a second drawing of the electric field lines around a negative charge.
Answers: 3
Physics, 23.06.2019 18:00
An unknown mineral sample has a mass of 318 g and a volume of 120 cm³. which mineral could the sample be? a. gypsum (density = 2.3 g/cm³) b. quartz (density = 2.65 g/cm³) c. apatite (density = 3.1 g/cm³) d. zircon (density = 4.65 g/cm³)
Answers: 1
Physics, 23.06.2019 20:00
Suppose you increase your walking speed from 4 m/s to 13 m/s in a period of 3 s. what is your acceleration?
Answers: 1
The wavelength of a wave on a string is 1.2 meters. if the speed of the wave is 60 meters/second, wh...
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