FORCES AND FRICTION

Question 1

WHAT IS A FORCE

Answer 1

SIMPLY A PUSH OR PULL

Question 2

WHAT ARE THE DIFFERENT TYPE OF FORCES

Answer 2

GRAVITY OR WEIGHT
REACTION FORCE
ELECTROSTATIC FORCE
THRUST
DRAG
LIFT
TENSION

Question 3

GRAVITY OR WIEGHT

Answer 3

CLOSE TO A PLANET THIS ACTS STRAIGHT DOWNWARDS

Question 4

REACTION FORCE

Answer 4

ACTS PERPENDICULAR TO A SURFACE AND AWAY FROM IT

Question 5

ELECTROSTATIC FORCE

Answer 5

BETWEEN TWO CHARGED OBJECTS

Question 6

THRUST

Answer 6

PUSH OR PULL DUE TO AN ENGINE OR ROCKET SPEEDING SOMETHING UP

Question 7

DRAG OR AIR RESISTANCE OR FRICTION

Answer 7

SLOWING THE THING DOWN

Question 8

LIFT

Answer 8

DUE TO AN AEROPLANE WING

Question 9

TENSION

Answer 9

IN A ROPE OR CABLE

Question 10

ANY OBJECT WITH A (…) FEELS A (…) BACK FROM THE SURFACE ITS ON

Answer 10

WEIGHT FEELS A REACTION FORCE

Question 11

WHAT WOULD HAPPEN IF AN OBJECT WITH WHEIGHT WOULDNT FEEL A REACTIION FORCE BACK DOWN THE SURFACE ITS ON

Answer 11

IT WILL KEEP FALLING

Question 12

WHEN AN OBJECT MOVES IN A FLUID (WATER, AIR…) IT FEELS…

Answer 12

DRAG IN THE OPPOSITE DIRECTION TO ITS MOTION

Question 13

WHAT IS FRICTION

Answer 13

A FORCE THAT OPPOSE THE MOTION

Question 14

WHAT DOES FRICTION DO

Answer 14

SLOWS DOWN THINGS

Question 15

HOW CAN YOU REDUCE FRICTION

Answer 15

PUTTING A LUBRICANT (OIL OR GREASE)

Question 16

HOW CAN YOU REDUCE DRAG IN FLUIDS

Answer 16

KEEPING THE SHAPE OF THE OBJECT STREAMLINED, LIKE SPORT CARS

Question 17

FRINCTION ALWAYS INCREASES…

Answer 17

AS THE SPEED INCREASES