1. Vocabulary
By: Alaya Neville

2. Word: Force
Meaning: Strength or energy as an attribute of physical action or movement
Speed: The force of the explosion pushed the man back
Key word: Strength

3. Word: Newton Meaning: A unit of force equal to the force
that imparts an acceleration of 1 m/sec/sec
to a mass of 1 kilogram; equal to 100,000
dynes
Sentence: if I pushed a car that was 4
Newton and I was
1 Newton I wouldn’t be able
to move the vehicle
Key word: Mass

4. Word: Net Force`
Meaning: the sum of all the forces acting upon an object
Sentence: The computer had a net force of zero.
Key Word: Force

5. Word: Unbalanced Force
Meaning: two or more forces that are not equal and opposite of one another; can cause change in motion
Sentence: there was an unbalanced force on the truck
Key Word: Unbalanced

6. Word: Balanced Force
Word: Equal forces acting on an object in opposite directions
Sentence: There was a balanced force between me and the chair.
Key Word: Balanced

7. Word: Sliding Friction
Word: Friction that occurs when one solid surface slides over another.
Sentence: I was using sliding friction while going down the slide.
Key word: Sliding

8. Word: Friction
Meaning: a force that opposes motion between two surfaces that are in contact
Sentence: there was friction present while I was rubbing the sandpaper on the wood.
Key word: Opposing

9. Word: Fluid Friction
Word: Friction that occurs as an object moves through a fluid
Sentence: I was using fluid friction while swimming with Sally.
Key word: Fluid

10. Word: Gravity Word: Force that pulls object together.
Sentence: We would not be on earths surface without Gravity.
Key Word: falling

11. Word: Inertia Word: An object's resistance to a change in motion.
Sentence: While in a race the inertia was holding my full capacity of winning back.
Key Word: resistance

12. Word: Momentum Word: An impelling force or strength
Sentence: momentum was building in the roller coaster.
Key Word: Impelling

13. Word: law of conversation of Momentum
Word: The rule that in the absence of outside forces the total momentum of objects that interact does not change.
Sentence: the law of conversation of Momentum made the ball still
Key Word: Rule

14. Word: Satellite Word: A object that orbits around another object
Satellite: The satellite fell and killed 0 people luckily
Key Word: Orbiting

15. Word: Centripetal Force
Word: A force that causes an object to move in a circle
Sentence: the ball was being moved in a Centripetal Force.
Key Word: Circling

16. Word: Projectile Meaning: An object that is thrown
Sentence: I had an automatic machine that would projectile things
Key Word: Thrown

17. Word: Weight
Meaning: The vertical force exerted by a mass as a result of gravity
Sentence I weight about 90 pounds
Key Word: Mass

18. Word: Free Fall
Meaning: the motion of a falling object when the only force acting on it is gravity.
Sentence: that ball was in a free fall.
Key word: falling

19. Word: Air Resistance
Meaning: Fluid friction acting on an object moving through the air,
Force that opposes the motion of objects that move through the air
Sentence: there was more air resistance between the elephant then the mouse
Key Word: resistence

20. Word: Terminal Velocity
Meaning: The greatest velocity a falling object can achieve.
Sentence: The terminal velocity of the ball was extremely low.
Key word: Greater

21. Word: Velocity
Meaning: the speed of an object in a particular direction
Sentence: I hope the velocity is not that fast.
Key Word: Direction

22. Word: Rolling Friction
Meaning: when an object rolls across a surface
Sentence: The ball was using rolling friction
Key word: Rolling

23. Static Friction
Meaning: friction that acts on objects that are not moving
Sentence: I was not moving so I was using static friction.
Key Word: Static

24. Mass
Meaning: The property of a body that causes it to have weight in a gravitational field
Sentence: the mass was extremely great.
Key Word: Ton