Centripetal force
No, a car does not accelerate when rounding a curve at a constant speed. Acceleration occurs when there is a change in speed or direction. In this case, the car is moving at a constant speed but is changing direction, not accelerating.
Kinetic energy wants to keep the car going in a straight line.
When rounding a curve, the centripetal force comes into play. This force is directed toward the center of the curve and is responsible for keeping an object moving in a circular path. It is necessary to counteract the inertia of the object and prevent it from continuing in a straight line.
What type of driveway? Was it a curving and could not see the car before rounding the curve? Is it straight; then why did you not see the car blocking the driveway before even getting into car and/or backing..
At high speeds, the car's momentum increases, making it harder for the tires to maintain traction with the road around a curve. This results in the risk of the car losing control or sliding out of the curve. The car's weight shifting to the outside of the curve can also decrease the tire's grip on the road, contributing to the difficulty of rounding a curve at high speed.
Roads, particularly those that are designed for high-speed travel, tend to be inclined with the bottom at the inside of the curve and the top of the incline at the outside of the curve. This is to help the driver counteract the momentum of the car, which will tend to push the car towards the outside of the curve. Momentum is the tendency of an object in motion to remain in motion on a straight line course unless acted upon by an outside force. Because the car is turning away from the straight line to follow the road, a force has to be applied to move the car from the straight line to the curve. Inclining the road helps provide this force - it helps turn the car by allowing gravity to pull the car down the incline and towards the center of the curve and counters the pull of the car towards the outside of the curve via momentum. This is why, when driving at higher speeds, you have to be careful about how quickly you try to turn your car. If you try to turn faster than you can overcome the momentum of the car, you will flip the car sideways and start rolling it.
When rounding a curve, the centripetal force comes into play. This force is directed towards the center of the curve and is necessary to keep an object moving in a curved path rather than continuing in a straight line.
No, even if a car is moving at a constant speed while rounding a corner, it is still undergoing centripetal acceleration towards the center of the curve. This acceleration is responsible for changing the direction of the car's velocity.
Because of the rotation of the earth and the shape
Yes, they do.
A banked curve.