Which statement best describes air pressure at high altitudes? (points : 3)
air pressure de...
Which statement best describes air pressure at high altitudes? (points : 3)
air pressure decreases as altitude increases.
air pressure increases as altitude increases.
air pressure does not change as altitude increases.
it is impossible to accurately measure air pressure at high altitudes.
Answers: 2
Physics, 21.06.2019 17:00, cxttiemsp021
Which of the following is considered to be a vector? a. temperature b. velocity c. time d. mass
Answers: 1
Physics, 22.06.2019 02:30, scasemere
Mass (kg) force (n) 5 25 10 50 15 75 20 100 a student was trying to find the relationship between mass and force. he placed four different masses on a table and pulled them using a spring scale. the table shows the different masses used in the experiment and the force required to pull each mass. the student concluded that more force was required to pull heavier objects. what comment would you make regarding his conclusion? a) no clear relation can be observed between mass and force from the data. b) there is a direct proportion between the mass and force listed in the table. c) gravity should have been taken into account while performing the experiment. d) there is an inverse proportion between the mass and force listed in the table.
Answers: 2
Physics, 22.06.2019 07:00, divadebbgirl1
Examine the equation. 23490thβ23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a. a piece of paper b. a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block
Answers: 1
Physics, 22.06.2019 08:30, lisxramirez
Hey student studies gravity using objects that have the same mass which two objects have the greatest gravitational force acting between them a. 100kg 1.0m 100kg b. 100kg 2.0m 100kg c. 100kg 2.0m 100kg big d. 100kg big 3.0m 100kg big
Answers: 1
Physics, 13.03.2021 05:20
Chemistry, 13.03.2021 05:20