I REALLY NEED HELP WITH THIS!! Please
1. Calculate the acceleration of this object from...
I REALLY NEED HELP WITH THIS!! Please
1. Calculate the acceleration of this object from t=4~9 seconds
A. 19m/s^2
B. 6m/s^2
C. 3m/s^2
D. 0m/s^2
2. What is the objects acceleration at t=10 seconds?
A. 0m/s^2
B. 6m/s^2
C. -6m/s^2
D. Impossible to calculate
3. When did this object changed directions?
A. It did not change direction
B. At t= 6 seconds
C. At t= 11 seconds and At t= 14 seconds
D. At t= 4 seconds
Answers: 1
Physics, 22.06.2019 13:50, heatherlemaster
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
Answers: 2
Physics, 23.06.2019 05:00, maljoh8249
Consider the phase change taking place in the picture. you could use all but one statement to describe what is happening here. that is: a) temperature is increasing. b) kinetic energy is increasing. c) the space between the particles remains the same. d) the attractive force between the particles is decreasing.
Answers: 1
History, 25.06.2019 00:00
History, 25.06.2019 00:00
Mathematics, 25.06.2019 00:00