# Shared Flashcard Set

## Details

Science CH 10 notes
notes
25
Science
10/07/2012

Term
 Something is in motion if it is what?
Definition
 changing position
Term
 An object changes position if it does what?
Definition
 moves relative to a reference point
Term
 What is another word for you reference point?
Definition
 starting point
Term
 What includes the distance between the starting and ending points and the direction in which you travel?
Definition
 displacement
Term
 What is distance?
Definition
 a nummerical description of how far apart objects are
Term
 What is the distance travelled divided by the time taken to travel the distance?
Definition
 speed
Term
 What is the formula that speed can be calculated from?
Definition
 speed(meters/second)= distance(meters)
Term
 What is the SI unit for speed?
Definition
 m/s
Term
 What is found by dividing the total distance traveled by the time taken?
Definition
 average speed
Term
 What acn change speeds many times as it speed up or slows down?
Definition
 na object in motion
Term
 How can you represent the motion of an object?
Definition
 With a distance time graph
Term
 The what of an object is the speed of the object and direction of its motion?
Definition
 velocity
Term
 Velocity has the same units a s what?
Definition
 as speed
Term
 Velocity also includes the direction of what?
Definition
 motion
Term
 What is the change in velocity divided by the time it takes for the change to occur?
Definition
 acceleration
Term
 What is the SI unit for acceleration?
Definition
 m/s squared
Term
 When you speed up what will always be greatier than your initial speed?
Definition
Term
 When your final speed is less than your initial thing, what happens?
Definition
Term
 How can the motion of an object that is acceleration be shown?
Definition
 on a graph
Term
 What is the SI unit for mass?
Definition
 kilogram
Term
 Objects with more mass have more what?
Definition
 inertia
Term
 What is momentum usually symobolized by?
Definition
 p
Term
 What is the momentum equation?
Definition
 p= mass x velocity
Term
 What is velocity measured in?
Definition
 meters per second
Term
 Momentum has a direction that is the same as what?
Definition
 the directionof velocity
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