Gravitational & Rotational Forces Unit 3: Forces Types of Forces & FBD 2 Types of Forces & FBD 1 Gravitational & Rotational Forces Projectile Motion Vocabulary Mass vs. Weight $100 (Skip) $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500 FINAL ROUND

$100 Question What is mass? ANSWER BACK TO GAME

Measure of Matter It never doesn’t change due to gravity $100 Answer Measure of Matter It never doesn’t change due to gravity BACK TO GAME

$200 Question What is weight? ANSWER BACK TO GAME

The amount of gravity pulling on the mass $200 Answer The amount of gravity pulling on the mass BACK TO GAME

What is the acceleration due to gravity on Earth? $300 Question What is the acceleration due to gravity on Earth? ANSWER BACK TO GAME

$300 Answer 9.8 m/s2 BACK TO GAME

A 100 kg person plays football. What is the person’s weight on Earth? $400 Question A 100 kg person plays football. What is the person’s weight on Earth? ANSWER BACK TO GAME

$400 Answer 100kg x 9.8m/s2 = 980N BACK TO GAME

A rock weighs10N on Earth. What is the mass of the rock? $500 Question A rock weighs10N on Earth. What is the mass of the rock? ANSWER BACK TO GAME

$500 Answer 10N / 9.8m/s2 = 1.02 kg BACK TO GAME

What direction does gravity pull? $100 Question What direction does gravity pull? ANSWER BACK TO GAME

$100 Answer down BACK TO GAME

What direction does air resistance work? $200 Question What direction does air resistance work? ANSWER BACK TO GAME

Opposite of Gravity (UP) $200 Answer Opposite of Gravity (UP) BACK TO GAME

Is speed or velocity a vector? $300 Question Is speed or velocity a vector? ANSWER BACK TO GAME

Velocity because it has a magnitude quantity and direction. $300 Answer Velocity because it has a magnitude quantity and direction. BACK TO GAME

What is an object with a net force of 0N doing? $400 Question What is an object with a net force of 0N doing? ANSWER BACK TO GAME

$400 Answer Not Moving BACK TO GAME

The force that works in the opposite direction of motion is __________ $500 Question The force that works in the opposite direction of motion is __________ ANSWER BACK TO GAME

$500 Answer Friction BACK TO GAME

What does the word equilibrium mean? $100 Question What does the word equilibrium mean? ANSWER BACK TO GAME

$100 Answer Equal BACK TO GAME

Draw a FBD on a person sitting in a chair. $200 Question Draw a FBD on a person sitting in a chair. ANSWER BACK TO GAME

$200 Answer Normal Force (FN) Gravitational Force (FG) BACK TO GAME

What is the support force? $300 Question What is the support force? ANSWER BACK TO GAME

$300 Answer Normal BACK TO GAME

$400 Question Draw a FBD of a lighting fixture (chandelier). Be sure your arrows are the correct length. ANSWER BACK TO GAME

Gravitational Force (FG) $400 Answer Tension Force (FT) Gravitational Force (FG) BACK TO GAME

A 10N box is at rest on a table. How much is the normal force? $500 Question A 10N box is at rest on a table. How much is the normal force? ANSWER BACK TO GAME

$500 Answer 10N (normal/up) BACK TO GAME

$100 Question SKIP ANSWER BACK TO GAME

$100 Answer SKIP BACK TO GAME

$200 Question According to Law of Universal Gravitation, if the mass increase, then the force will ____. ANSWER BACK TO GAME

Conversions $200 Answer Increase BACK TO GAME

$300 Question According to Law of Universal Gravitation, if the distances of the objects increase, then the force will ____. ANSWER BACK TO GAME

$300 Answer Decrease BACK TO GAME

What happens when centripetal force stops? $400 Question What happens when centripetal force stops? ANSWER BACK TO GAME

Object will fly straight away $400 Answer Object will fly straight away BACK TO GAME

$500 Question What is the centripetal force on a rollercoaster with a radius of 10 meters that is traveling at a velocity of 3 m/s and has a car with a total mass of 100 kg? ANSWER BACK TO GAME

Conversions $500 Answer 90N BACK TO GAME

Projectile Motion $100 Question The path of a projectile follows is called its ANSWER BACK TO GAME

$100 Answer Trajectory BACK TO GAME

$200 Question The trajectory of a projectile is a special type of arch-shaped curve called a ANSWER BACK TO GAME

$200 Answer Parabola BACK TO GAME

$300 Question The highest point a projectile travels to is called the _________________. ANSWER BACK TO GAME

$300 Answer Peak BACK TO GAME

The horizontal distance a projectile travels is called $400 Question The horizontal distance a projectile travels is called ANSWER BACK TO GAME

Graph $400 Answer Range BACK TO GAME

During a launch – which is true? $500 Question During a launch – which is true? Horizontal velocity changes and vertical velocity remains constant. Vertical velocity changes and horizontal velocity remains constant. Both Horizontal and Vertical velocities remain constant. ANSWER BACK TO GAME

Vertical velocity changes and horizontal velocity remains constant $500 Answer Vertical velocity changes and horizontal velocity remains constant BACK TO GAME

How are speed and velocity different? Vocabulary $100 Question How are speed and velocity different? ANSWER BACK TO GAME

Velocity is speed with direction. $100 Answer Velocity is speed with direction. BACK TO GAME

When is an object in terminal velocity? $200 Question When is an object in terminal velocity? ANSWER BACK TO GAME

Gravitational = Friction (Air Resistance) $200 Answer Gravitational = Friction (Air Resistance) BACK TO GAME

What is a situation where sliding friction would be present? $300 Question What is a situation where sliding friction would be present? ANSWER BACK TO GAME

Pushing a box, falling on ice, hockey puck $300 Answer Pushing a box, falling on ice, hockey puck BACK TO GAME

What is a situation where rolling friction would be present? $400 Question What is a situation where rolling friction would be present? ANSWER BACK TO GAME

$400 Answer Pulling a suitcase BACK TO GAME

$500 Question What is the net force? ANSWER BACK TO GAME

Overall Force on an object $500 Answer Overall Force on an object BACK TO GAME

FINAL ROUND Question Why does a golf ball land in the same location for 80o and 10o or 60o and 30o? ANSWER BACK TO GAME

FINAL ROUND Answer They are equal distance from 45 degrees. The angle with the highest peak. BACK TO GAME