Physics, 10.10.2020 14:01 soleydyperez
A ball is shot vertically into the air. At its highest point,
a. its velocity is -10 m/s and its acceleration is -10 m/s/s.
b. its velocity is 0 m/s and its acceleration is -10 m/s/s.
c. its velocity is -10 m/s and its acceleration 0 m/s/s.
d. its velocity is 0 m/s and its acceleration is 0 m/s/s.
Answers: 2
Physics, 21.06.2019 23:50
Select the correct answer from each drop-down menu. compared to its surroundings, the concentration of solutes is low inside a cell. so, the cell is with respect to its surroundings. a particular solute in this cell uses energy for its transport from the cell to its surroundings. this type of transport is called
Answers: 3
Physics, 22.06.2019 09:50
Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors
Answers: 1
Physics, 23.06.2019 09:00
Auniform electric field exists in the region between two oppositely charged plane parallel plates separated by a distance of 1.60 cm . a proton is released from rest at the surface of the positively charged plate and strikes the surface of the opposite plate in a time interval of 3.20Ć10-6 s. 1-find the magnitude of the electric field. use 1.60Ć10-19c for the magnitude of the charge on an electron and 1.67Ć10-27kg for the mass of a proton 2-find the speed of the proton when it strikes the negatively charged plate
Answers: 1
A ball is shot vertically into the air. At its highest point,
a. its velocity is -10 m/s and its ac...
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