# Driver's Ed Reflection 3&4

Topics: Classical mechanics, Force, Energy Pages: 3 (599 words) Published: November 19, 2012
REFLECTION JOURNAL

Name: Brooks Lloyd Hubbard
Modules 3 & 4

Module 3: Natural Forces Affecting the Driver

Date: 10/19/12

Vocabulary: Please define six (6) of the following terms in your own words. Please do not just copy and paste the definition.

1. Gravity- A invisible force that an astronomical object exerts on its surface.

2. Inertia-The property of a body by which it remains at rest or continues moving until affected by another force.

3. Potential Energy-The energy that a body or system has stored because of its position

4. Kinetic Energy- The energy a body or system has because it is moving.

5. Friction- Resistance encountered by a moving object in contact with another object.

6. Traction-The adhesive friction between a moving object and the surface on which it is moving.

7. Centrifugal Force-An apparent force that seems to pull a rotating object away from a center.

8. Centripetal Force- a force that pulls a spinning object toward a center.

9. Deceleration- The property of an object slowing down.

10. Force of impact-

Module 4 – Signs, Signals & Pavement Markings

1.Explain the purpose of the following in complete sentence answers, using proper spelling and grammar:

A. Broken yellow lines indicate:
Broken yellow lines indicate passing zones for vehicles traveling on a two way, traffic opposing each other road.

B.Yellow lines (broken or solid) indicate what type of traffic flow: The side of the road with the solid yellow line facing it is a no-passing zone, while the opposite side of the road, with the broken yellow line facing it, passing is allowed.

C.Broken white lines indicate:
The white line means traffic in both lanes is traveling in the same direction. The broken lines indicate that drivers may change lanes.

Observe and describe the different signs in YOUR city. Give specific examples of each (include color, shape, what the sign is for, etc.). Write in...