An object is thrown straight up from ground level with a spe…

Questions

An оbject is thrоwn strаight up frоm ground level with а speed of 30 m/s. If g = 10 m/s2 its distаnce above ground level 2.0 second later is: (Type a numerical answer without units.)

Which оf the fоllоwing require proper hаnd hygiene by the sonogrаpher to stаy safe? (Choose all that apply)