?url_ver=Z39.88-2004&rft_id=10.1109%2FWEEF.2017.8467057&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=H.M.&rft.au=Zaid%2C+H.M.&rft.aulast=Zaid&rft.isbn=9781538615232&rft.date=2018&rft.title=A+Study+on+Foundation+Students'+Misconceptions+in+Projectile+motion+and+free+fall&rft.genre=proceeding