The apparatus are put together as shown below; note that the trolley track is tilted slightly:
Physical Sciences Practical Task
Grade 11
3
FS/March
1.1
Why did the learners tilt the trolley track slightly?​

On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs

The strong nuclear force acts over a small distance than the electrostatic force. true or false