Driver's ed puzzle?

Question

1. a condition in which fuel in gaseous form prevents the engine from starting. starts with v, 9 letters.

2. your _____ _____ (two words), or how far you can see ahead, becomes shorter as you reach a hilltop. (13 letters)

3. the max safe speed on a curve is given on a (an) _____ _____(two words) sign. (13 letters)

4. a place on a mountain roadway where slower-moving vehicles can pull over. (11 letters and 3 words, first 2 hyphenated)

5. an orange, triangular sign at the rear identifies a (an) _______-_______ (two words) vehicle. (first word; 4 letters, second word 6 letters)

6. the process of searching or scanning critical areas is an orderly ____________ pattern. (12 letters)

7. many states require drivers to stay in this lane for normal driving on multilane highways. (9 letter)

8.a sudden rush of water, cause my beavy rain, that can wash out roadways. (10 letters)

9. curve on a mountain roadway that zig zgas with a serie of sharp turns. (10 letters)

not sure if some are

Answer 1

1. a condition in which fuel in gaseous form prevents the engine from starting. starts with v, 9 letters. VAPOR LOCK

2. your _____ _____ (two words), or how far you can see ahead, becomes shorter as you reach a hilltop. (13 letters)

3. the max safe speed on a curve is given on a (an) _____ _____(two words) sign. (13 letters)

4. a place on a mountain roadway where slower-moving vehicles can pull over. (11 letters and 3 words, first 2 hyphenated) RUN-AWAY STOP

5. an orange, triangular sign at the rear identifies a (an) _______-_______ (two words) vehicle. (first word; 4 letters, second word 6 letters) SLOW MOVING

6. the process of searching or scanning critical areas is an orderly ____________ pattern. (12 letters) OBSERVATIONS

7. many states require drivers to stay in this lane for normal driving on multilane highways. (9 letter)

8.a sudden rush of water, caused by heavy rain, that can wash out roadways. (10 letters) FLASH FLOOD

9. curve on a mountain roadway that zig zgas with a serie of sharp turns. (10 letters) SWITCHBACK

Answer 2

Vapor lock is the answer to number 1.

Answer 3

5, road-hazard ?

7, righthand ?

8, flashflood ?

Answer 4

Here's 4 of the answers

1- Vapor Lock

2- ?  3- ?  4- ?  5-  ?6- ?

7- right lane

8- flash flood

9- switchback