Which of the following is a necessary trait of a good hypothesis?
A.
It includes a refe...
Which of the following is a necessary trait of a good hypothesis?
A.
It includes a reference to the theory from which the hypothesis was derived.
B.
It is clear and testable.
C.
It is written in the form of a question.
D.
It includes a statement about the type of research to be used in testing the hypothesis.
Answers: 2
Physics, 22.06.2019 02:50, adrian08022
Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.
Answers: 3
Physics, 22.06.2019 20:00, dee6991
Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?
Answers: 1
Physics, 23.06.2019 01:30, puremousetail
Aplane's average speed between two cities is 600 km/h. if the trip takes 2.5 hours, how far does the plane fly?
Answers: 2
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