Physics, 02.12.2021 06:30 KeyesRaveen
A ball is tossed up into the air, reaches its highest point and returns to its original position. which of the following is true about the balls velocity and acceleration at its highest point?
a) it’s velocity and acceleration are both zero
b) it’s velocity is up and non zero constant and acceleration is zero
c) it’s velocity is down and non zero constant and acceleration is zero
d) it’s velocity is zero and acceleration is up and non zero constant
e) it’s velocity is zero and acceleration is down and non constant zero
Answers: 2
Physics, 21.06.2019 18:10
Amass has an acceleration of 10- 2t. what is its velocity and displacement if it started at x- 4m and the initial velocity was 8m/s? at what time does it have 0 velocity? graph all graphs.
Answers: 2
Physics, 21.06.2019 20:40
If an object with an initial temperature of 300 k increases its temperature by 1°c every minute, by how many degrees fahrenheit will its temperature have increased in 10 minutes? (a) 6°f (b) 10°f (c) 18°f (d) 30°f
Answers: 3
Physics, 22.06.2019 18:30
In the united states, tornadoes generally occur because of the freezing of ocean water underwater earthquakes meeting of cool and warm air masses shifting of warm and cool ocean currents
Answers: 1
Physics, 22.06.2019 20:00
Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature
Answers: 1
A ball is tossed up into the air, reaches its highest point and returns to its original position. wh...
Health, 05.03.2021 04:50
Arts, 05.03.2021 04:50
Biology, 05.03.2021 04:50
English, 05.03.2021 04:50
Physics, 05.03.2021 04:50
Mathematics, 05.03.2021 04:50
Mathematics, 05.03.2021 04:50
Mathematics, 05.03.2021 04:50
History, 05.03.2021 04:50
Chemistry, 05.03.2021 04:50