1.Theearthrevolvesaroundthesun.
2.Waterisessentialforhumansurvival.
3.Gravitycausesobjectstoattracteachother.
4.Thehumanbodyneedsfoodforenergyandnutrients.
5.Oxygenisnecessaryforhumanrespiration.
6.Heatcausesliquidstoevaporate.
7.Aforceisrequiredtochangethemotionofanobject.
8.Fossilfuelsarenon-renewablesourcesofenergy.
9.Overpopulationleadstoresourcedepletionandenvironmentaldegradation.
10.Carbondioxideemissionscontributetoglobalwarming.
11.Thelawsofphysicsapplyuniversally.
12.Microorganismscancauseinfectiousdiseases.
13.Naturaldisasterssuchasearthquakesandhurricanescancausesignificantdamage.
14.Timeisaconstantandirreversibleprocess.
