Physics, 03.06.2021 01:00 olgapagan1010
A 40 kg boy sits on a seesaw 2.0 m from the fulcrum. What distance from the fulcrum should a 30 kg girl sit in order to balance the seesaw?
Answers: 2
Physics, 22.06.2019 08:30
Abike rider starts from rest and accelerates 28.0 meters down a slope in 5.00 seconds. what is her acceleration? select one: a. 3.21 m/sec2 b. 1.75 m/sec2 c. 9.80 m/sec2 d. 2.24 m/sec2
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, 22.06.2019 18:30
Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm
Answers: 2
Physics, 23.06.2019 01:00
The smallest particle of an element that retains its identity in a chemical reaction. true or false
Answers: 1
A 40 kg boy sits on a seesaw 2.0 m from the fulcrum. What distance from the fulcrum should a 30 kg g...
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