[o[2].[2] A parachute opens during the spacecraft’s descent through the atmosphere. Figure 2 shows the parachute—spacecraft system, with the open parachute displacing
the atmospheric gas. This causes the system to decelerate.
Figure 2
_--» displacement of gas

parachute — \
direction \
of travel \

/
. . ——~ spacecraft
displacement of gas
Explain, with reference to Newton's laws of motion, why displacing the atmospheric
gas causes a force on the system and why this force causes the system to
decelerate.
[4 marks]

Employer informs its employees that it will hold a substantial cash prize drawing for each work group at the end of each month in which no employee in the work group sustains a lost-time injury. tyra reports an injury that she sustained while operating a mechanical power press. tyra did not violate any employer safety rules when she sustained her injury. tyra’s injury requires her to miss work for two days. her employer cancels the cash prize drawing for that month for tyra’s work group because of tyra’s lost-time injury. did the employer misuse an incentive program to retaliate against tyra?