Chernobyl

Where is Chernobyl located?

• Near the border of Ukraine and Poland

• 50 miles south of Moscow, Russia

• About 56 miles northeast of Kiev, Ukraine

• In the heart of Kiev, Ukraine

How many people lived in Chernobyl prior to the disaster?

• Around 14,000 people

• About 5,000 people

• More than 30,000 people

• Nearly 20,000 people

What happened in Chernobyl on April 26, 1986?

• It declared independence from the Soviet Union

• A devastating flood occurred

• Reactor No. 4 exploded at the nuclear power station

• A massive earthquake hit the city

How many people currently live in Chernobyl?

• Over 1,000 people

• About 690 people

• Around 2,000 people

• Less than 500 people

What is the distance of most residents' homes from the disaster site?

• About 10 miles (16km)

• Around 19 miles (30km)

• Nearly 50 miles (80km)

• More than 100 miles (160km)

What was the immediate death toll from the explosion?

• Approximately 31 people

• About 10 people

• Around 50 people

• More than 100 people

How many deaths are attributed to radiation exposure from the event according to WHO?

• Around 1,000 deaths

• More than 10,000 deaths

• About 500 deaths

• Approximately 4,000 deaths

What did the workers at Chernobyl reactor 4 intend to test on the day of the disaster?

• The durability of the reactor walls

• If the turbines could provide enough energy to keep the coolant pumps running during a loss of power

• The efficiency of the emergency diesel generator

• The maximum capacity of the reactor

What caused the second explosion at the reactor?

• Hydrogen formed by hot water steam contacting zirconium

• A natural gas leak

• An external attack

• A bomb detonation

What materials were dropped by helicopter into the burning reactor to quell the fire and prevent the spread of radiation?

• Water and foam

• Clay, sand, boron, and dolomite

• Lead and concrete

• Ice and snow