Heat, Energy, and Bicycling in New York City

Why did the city of New York install long racks of bicycles in different neighborhoods?

• To encourage people to exercise

• To reduce traffic congestion

• To connect areas that are not easily accessible by subway

• To provide an alternative to taxis and cars

What is the main reason behind the motion of a car?

• Burning fuel in the engine

• Spinning of the wheels

• Pressing the accelerator pedal

• Converting energy into forward motion

How is motion energy generated in a bicycle?

• By burning fuel in the engine

• By stepping on the pedals

• By spinning the wheels

• By converting heat into energy

What happens to the motion energy of a bicycle when you stop pedaling?

• It increases

• It decreases

• It remains the same

• It transforms into heat energy

Why were the bike racks initially not very popular?

• People were not used to borrowing bikes

• The bike racks were introduced during a hot week

• People preferred using taxis and cars

• The bike racks were not easily accessible

Why does sweat make people colder?

• Sweat absorbs heat from the body

• Sweat evaporates and takes away body heat

• Sweat cools down the air around the body

• Sweat reduces the body's internal temperature

What happens when you enter a cool lobby after being outside in the hot sun?

• Your body temperature increases

• Your body temperature remains the same

• Your body temperature decreases

• Your body starts producing more sweat

What can be expected if people continue to ride bicycles in New York City?

• Decrease in collective body temperatures

• Increase in collective body temperatures

• No change in collective body temperatures

• Increase in the use of air conditioning

What should the city consider if it installs more bikes in New York City?

• Installing more air conditioning

• Providing more sticks of deodorant

• Increasing the number of bike racks

• Promoting the use of taxis and cars

What is the purpose of air conditioning in buildings during summer?

• To increase body temperature

• To reduce the need for sweat production

• To trap heat inside the buildings

• To cool down the body temperature