Physics, 16.12.2019 02:31 jalenshayewilliams
Julian is late to class and sees a list on the board: -are explanations of observations and hypotheses -are based on many experiments -have been revised over time -can be used to predict what may be expected in the future what is julian’s class discussing?
Answers: 3
Physics, 21.06.2019 16:30
In this experiment, you will use a track, a toy car, and some washers to explore newton’s first two laws of motion. you will make observations and collect data regarding the motion of these objects. in the space below, write a general scientific question that you will answer by doing this experiment.
Answers: 1
Physics, 22.06.2019 16:00
Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
Answers: 2
Physics, 23.06.2019 01:30
When a lead acid car battery is recharged by the alternator, it acts essentially as an electrolytic cell in which solid lead(ii) sulfate is reduced to lead at the cathode and oxidized to solid lead(ii) oxide at the anode. suppose a current of is fed into a car battery for seconds. calculate the mass of lead deposited on the cathode of the battery.
Answers: 3
Physics, 23.06.2019 07:30
Which of the following characteristics is fixed, or definite, for all states of matter?
Answers: 2
Julian is late to class and sees a list on the board: -are explanations of observations and hypothe...
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