A car accelerates from rest (v = 0 m/s). The car accelerates at a rate of +4 m/s for a total of 3 seconds. What is the total displacement of the car over these 3 seconds with proper units?

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above