Physics, 10.06.2021 02:30 911wgarcia
A child traveling 7 m/s on a sled passes her younger brother. If her average acceleration on the sledding hill is 2 m/s2, how fast is she traveling when she passes her older brother 5 s later?
Answers: 1
Physics, 22.06.2019 05:10
What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n
Answers: 1
Physics, 23.06.2019 01:00
The bubbles in a carbonated soft drink are produced when carbonic acid decomposes to form carbon dioxide and water. in a closed system, this equilibrium exists as why does a carbonated soft drink lose carbonation when the container is left open? a.water evaporates, which favors the formation of h2co3. b.pressure decreases, which favors the formation of h2co3. c.the open container warms up, which causes more gas to escape. d.co2is removed, which favors the formation of h2co3.
Answers: 2
Physics, 23.06.2019 05:00
Which of the following is a transformer used for? alternate a voltage produce a voltage increase or decrease a voltage eliminate a voltage
Answers: 1
Physics, 23.06.2019 10:00
The current through a 10 ohm resistor is 1.2 amperes.what is the potential difference across the resistor?
Answers: 1
A child traveling 7 m/s on a sled passes her younger brother. If her average acceleration on the sle...
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