Physics, 18.10.2021 21:30 savannahworkman11
students connect a spring scale to a block on a rough horizontal surface. the students use the spring scale to measure the magnitude of the horizontal force needed to pull the block at a constant speed. which of the following statements explains why two forces exerted between objects are equal in magnitude?
Answers: 1
Physics, 22.06.2019 03:00
If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?
Answers: 2
Physics, 22.06.2019 03:00
An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.
Answers: 2
Physics, 22.06.2019 05:20
Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.
Answers: 2
Physics, 22.06.2019 05:30
What are similarities and differences of reflection, refraction, diffraction and absorption?
Answers: 1
students connect a spring scale to a block on a rough horizontal surface. the students use the sprin...
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