Physics, 06.07.2019 01:00 tommyaberman
Mrs. newman’s class decides to perform an experiment during a class connect session to determine how long it takes different objects to hit the floor when dropped from the student’s desk. each student dropped three notebooks, one weighing 0.5 pound, one weighing 1.0 pound, and one weighing 2.5 pounds. what would you predict about the times it took for each of them to hit the floor? a) the 0.5lb notebook would hit the floor first b) the 0.5lb notebook would hit the floor last c) the 2.5lb notebook would hit the floor first d) all notebooks would fall at the same time e) all notebooks would remain suspended in the air
Answers: 2
Physics, 22.06.2019 06:30
In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant
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Physics, 22.06.2019 09:00
The material that keeps its new shape after it is stretched is called?
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Physics, 22.06.2019 12:00
Asolid round steel rod 6.25 mm in diameter and 375 mm long is rigidly bonded to the end of solid square brass rod 25 mm on a side and 300 mm long. the geometric axes of the bare are along the same line. an axial tensile force of 5.4 kn is applied at the extreme ends of the assembly. for steel e = 200 gpa and for brass e = 90 gpa. determine the total elongation for the assembly.
Answers: 1
Physics, 22.06.2019 17:30
Convection currents are caused by differences in what two things?
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Mrs. newman’s class decides to perform an experiment during a class connect session to determine how...
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