Science flashcards

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1. The law that states that every object mantains constant velocity unless acted on by an unbalenced force is _______
Newtons 1st law
2. Which has greater momentum, a small pickup truck traveling at 55kilometers per hour or full size bus travling at same speed
bus
3. In space which would accelerate at a faster rate a space station or an astronaunt
equal because thier is no air so everything falls at the same rate
4. What is the equation of Newtons seconds law
F=ma or force equals mass times acceleration
5. What is the unbalenced force that slows down a ball rolling across the floor?
friction
6. 1 pound is equal to how many newtons?
4.45
7. Give me the eqation for weight
W=mg or weight equals mass times gravity
8. Which object has the greatest inerta atennis ball, vollyball, bowlingball, or beachball
bowling ball because enersa goes by mass
9. One newton is the force that can give a mass of one kilogram an acceleration of
1meters/second 2rd
10. When an object is in freefall the only force acting upon it is.
gravity
11. The gravitation force between two objects depends on masses of objecs and _________
distance
12. How much does a 59 kilogram women weigh on earth
578
13. The objects momentum is determinend by the objects _______
mass and velocity
14. what is momentum of a 255 gram falling at 16 meters per second?
4.08kilogram meter/seconds down
15. If net force of an object is zero then object has ________ forces
balanced
16. If you divide momentum by velocity the result is the objects
mass
17. What is the SI unit for force?
newtons
18. Near earths surface, elephants greatest attraction is to _________
earth
19. In tug of war, one winning is an example of _________ forces
unbalenced
 Author: turkeygobble ID: 133645 Card Set: Science flashcards Updated: 2012-02-08 03:45:41 Tags: science Folders: Description: This is the Science Game questions Show Answers: