FORCEFUL ERRORS
YOU FLOAT AROUND IN SPACE BECAUSE OF THE VACUUM
THE WEIGHT OF A BAG OF SUGAR IS 1 KILOGRAM
AN ASTRONAUT IN AN ORBITING SPACECRAFT IS WEIGHTLESS
TO LIFT A WEIGHT YOU NEED A FORCE JUST A LITTLE BIGGER THAN THE WEIGHT
IF A CAR BRAKES SUDDENLY THE PASSENGERS ARE THROWN FORWARDS
AIR RESISTANCE IS THE EQUAL AND OPPOSITE REACTION TO A PARACHUTIST'S WEIGHT
THE PRESSURE UNDER BULLDOZER TRACKS IS MORE SPREAD OUT
WHEN A CAR DRIVES AT A CONSTANT SPEED, THE ENERGY FROM THE FUEL IS TURNED INTO KINETIC ENERGY
TO LIFT A HEAVY LOAD YOU SHOULD KEEP YOUR BACK STRAIGHT
VENTILATING MACHINES IN HOSPITALS USE NEGATIVE PRESSURE
AEROPLANES FLY BECAUSE THEY GO VERY FAST
DAM WALLS ARE THICKER AT THE BOTTOM BECAUSE THE WATER PRESSURE IS GREATER THERE