Home Work for Grade 4B on Wednesday, 10/02/16
Science
Read and answer the following questions that
follow in your science note book and submit the same on the following day.
Traffic Management
Road
traffic control involves directing vehicular and pedestrian traffic around a
construction zone, accident or other road disruption, thus ensuring the safety
of emergency response teams, construction workers and the general public.
Accidents
are very common on the road due to carelessness, rash driving and when people
do not follow traffic rules. They can be avoided in the following ways:
·
Walk on the footpath or on the
left side of the road.
·
Cross the road at the zebra
crossing or by using a sub-way.
·
Do not walk between the vehicles
when they stop at a traffic light.
·
Look to the right then left and
again to the right, before crossing the road.
·
Drivers should follow the
traffic lights and road signs.
·
Do not play or walk on the road.
Air
traffic control (ATC) is a service provided by ground-based controllers who
direct aircraft on the ground and through airspace. The primary functions of
ATC world-wide is to prevent collisions, organize and expedite the flow of
traffic, and provide information and other support for pilots.
Q1. What
are the functions of road traffic control?
Q2. What
are the functions of air traffic control?
Q3. What
is ATC?
Q4. What
causes accidents?
Hindi
Learn Question-Answers (1 and 2) of
Lesson-14 written in Hindi notebook for a review on Thursday, 11/02/16
