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Question:

On a roadway with three or more lanes going in the same direction, which lanes usually offer the smoothest flow of traffic?

A Middle lanes

explanation

Smooth driving allows you to keep more distance between yourself and other drivers. It also helps save gas. Where there are three or more lanes going in one direction, the middle lanes usually offer the smoothest flow of traffic. The left lane is for drivers who want to go faster, pass, or turn left. Slower vehicles and those turning right should use the right lane.

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You are preparing to turn left at an intersection when you see an oncoming vehicle. What should you do?

Yield the right-of-way to the oncoming vehicle.

When you are preparing to turn left, you must yield the right-of-way to pedestrians and oncoming vehicles.

If a driver extends his or her left arm horizontally out the window, it indicates that the driver intends to

The correct hand signal to indicate a left turn is the left arm extended horizontally out the window.

When you approach a roundabout, you must yield to which of the following?

At an intersection, pedestrians and vehicles that are already in the intersection have the right-of-way over approaching vehicles. And a roundabout is just a circular intersection.

At the end of most entrance ramps on a freeway, you will find _________ that allows you to increase your speed.

At the end of most entrance ramps on freeways, you will find an acceleration lane that lets you increase your speed to the speed of highway traffic before you merge with it.

Before entering an intersection, you must watch for

Before entering an intersection, look both left and right for approaching vehicles and crossing pedestrians. If you are stopped, look both left and right just before you start to move. Also look across the intersection to make sure that your way is clear through the intersection.

If a railroad grade crossing has no warning devices or only a crossbuck sign, you should

If a railroad grade crossing has no warning devices or only a crossbuck sign, slow down and look and listen for a train before you proceed. You must yield the right-of-way to any approaching train.

Which of the following statements about making turns is true?

Start from the lane closest to where you want to go.

Start from the lane closest to where you want to go. If you are turning left from a two-way road, pull out toward the midpoint of the intersection and wait with wheels straight until it's clear to turn. Keep just left of the midpoint as you turn. If you are turning right, start from the right lane, keeping as close to the curb as possible.

In which of the following situations should you increase your following distance behind the vehicle ahead of you?

Increase your following distance in situations in which you may need more space to stop. These include the following: (1) The rear view of the driver of the vehicle ahead of you is blocked or the driver is making frequent, unexpected stops, which can be the case with a bus, taxi, or post office van; (2) you're on a road with poor traction, such as a wet or slippery road or an unpaved road; (3) you're driving downhill, so it will be harder for your brakes to stop your vehicle quickly.

An intersection where the traffic lights are not working must be treated

If the traffic signals at the intersection are not working, treat the intersection like a all-way stop (i.e., a stop sign posted at every approaching roadway). That is, you must come to a complete stop, yield according to the right-of-way rules for all-way stops, and then proceed (with extreme caution) when it is safe to do so.

What does this sign mean?

The right lane ends ahead.

This warning sign indicates that the right lane ends ahead. All traffic in the right lane must merge left.

What does this sign mean?

This sign warns drivers that the road will split into a divided highway ahead. A physical barrier or median will separate opposing lanes. Keep right.

What does this sign mean?

Most warning signs are diamond shaped with a yellow background. This sign gives you advance warning of a stop sign ahead. Prepare to stop. You must stop before any stop line or crosswalk painted on the pavement.

If you must park on a roadway, park your vehicle

as far away from traffic as possible.

Always park in a designated area if possible. If you must park on a roadway, park your vehicle as far away from traffic as possible. If there is a curb, park as close to it as you can.

In Pennsylvania, it is recommended that you maintain a following distance of at least ________ behind the vehicle ahead of you.

So you can safely avoid hazards ahead of you, the Pennsylvania Driver's Manual recommends the "four-second rule": Maintain a following distance of four seconds behind the vehicle in front of you. You can measure your following distance by noting when the vehicle in front of you passes some stationary object and then counting the seconds that elapse before you reach the same object. If driving conditions are poor or hazardous, you should increase your following distance.