D&D Driving School Ohio Class 3 and 4 Study Guide Questions And Answers

D&D Driving School Ohio Class 3 and 4 Study Guide Questions And Answers traction - ANS Friction between a tire and the road directional control - ANS the ability of the car to hold a straight line centrifugal force - ANS pushes a moving object out of a curve and into a straight line crowned road - ANS a road higher in the center than on the other side inertia - ANS a force that keeps objects moving in a straight line center of gravity - ANS the point around which all the weight of an object is evenly distributed force of impact - ANS the force with which a moving vehicle hits another object kinetic energy - ANS energy of motion safety belt - ANS reduces the effects of inertia True - ANS Inertia causes your books on the car seat to continue moving forward even after you brake. True - ANS Tires with little or no tread do not have good traction on wet, snowy, or icy roads True - ANS Traction is poorest on snow and ice when the temperature is near 32 degrees F. False - ANS The more energy of motion a car has, the less time and distance it will take to stop. True - ANS To help slow a car using engine braking, just take your foot off the accelerator. True - ANS On rural highways the speed limit is 55 mph, unless otherwise posted. True - ANS You may never drive faster than it is safe for the road, weather, and traffic conditions. False- slow down if you see kids, even if lights are not flashing. - ANS You must slow down to 20 mph in a school zone only if yellow lights are flashing. gravity makes the car go faster - ANS Your car speeds up going down a steep hill because wearing safety belts - ANS One way you can reduce the effects of inertia in a car is by driving too fast - ANS Skids can be caused by brake before entering your curve, and maintain your speed as you enter the curve - ANS To maximize your traction in a curve you must