Discuss what it means to view a moving objectt from a frame of reference. Supply an example that illustrates your explanation.
if gas in a sealed container has a pressure of 50kpa at 300k what will the pressure be if the tempature rises to 360k
A projectile follows a straight-line path instead of a parabolic trajectory. Which could be the launch angle? would it be 90 or 45 or 3o??
What kind of image is formed when an object is placed between the focal point and the vertex on the principal axis of a concave mirror?
If an electrical wire is exposed and could electrocute someone, what type of material should you use to cover the exposed wires?
you are given an orange liquid. what methos would you use to observe and describe the physcial properties of the liquid without changing it?
A bus is moving at 24 m/a (t=0) slows at a rate of 4.0 m/s each second; how long does it take the bus to stop? and then how far does it travel while braking? I would at least like to know the formulas.
If objects travelling at near the speed of light gain mass because their energy of their motion is being converted into mass, the does a photon gain mass?
A people-moving conveyor-belt moves a 600-newton person a distance of 100 meters through the airport. a. How much work was done? b. The same 600-newton person lifts his 100-newton carry-on bag upward a distance of 1 meter. They travel another 10 meters by riding on the “people mover.” How much work was done in this situation?
Measuring the size of a spefic object might include which of these SI units?A.meter ,soundB.candela,moleC.kilogram,ampereD.meter,killogram
