Help anybody this is for integrated science and i am unsure what the answer is

Which amusement park ride utilizes periodic motion a.slide b.bumper cars c.giant swing d.roller coaster

Which presentation option is also known as a screen of a presentation?

Which of the following statements concerning the effects of happiness is not true? select the best answer from the choices provided feelings of happiness generally lead individuals to demonstrate less care toward others. happy individuals are generally more playful than individuals who are not. research has linked levels of happiness to increases in creative problem solving. happiness, along with love, has been found to provoke prosocial behaviors.