If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Jumbo jets use 4,000 gallons of fuel to take off.
19
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The ball on top of a flagpole is called a 'truck'.
24
A toaster uses almost half as much energy as a full-sized oven.
33