| Measurements | Motion | Energy | See graph on board for answers | |
| 10 | 10 | 10 | 10 | 10 |
| 20 | 20 | 20 | 20 | 20 |
| 30 | 30 | 30 | 30 | 30 |
| 40 | 40 | 40 | 40 | 40 |
| 50 | 50 | 50 | 50 | 50 |
| Final Question | ||||
The amount of distance traveled dived by the amout of time it took to travel that distant measures...
The amount of distance traveled dived by the amout of time it took to travel that distant measures...
speed
Speed with a given direction is called...
Speed with a given direction is called...
velocity
If a car is continuing on at the same speed for a given period of time we called this_________ speed
If a car is continuing on at the same speed for a given period of time we called this_________ speed
constant
If an object changes motion by increasing speed, decreasing speed, or changing direction this is called...
If an object changes motion by increasing speed, decreasing speed, or changing direction this is called...
acceleration
If a car travels around a circular track 3 times and ends up at the starting line he has a ___________ of 0 km.
If a car travels around a circular track 3 times and ends up at the starting line he has a ___________ of 0 km.
displacement
If an object's distance is changing in comaprison to another object it is...
If an object's distance is changing in comaprison to another object it is...
moving or in motion
A place or object used for comparison to determine if something is in motion
A place or object used for comparison to determine if something is in motion
reference point
A car approaching a red light and slowing down is a example of...
A car approaching a red light and slowing down is a example of...
deceleartion
Potential energy that depends on height is called...
Potential energy that depends on height is called...
gravitational potential energy
In a graph showing spoeed vs. time, a staright line would tell us that the acceleration is...
In a graph showing spoeed vs. time, a staright line would tell us that the acceleration is...
constant
If a cyclist travels 30 km in 2 hours, what was her average speed?
If a cyclist travels 30 km in 2 hours, what was her average speed?
15 km/hr
the total disntace travled divided by the total amount of time the trip took is called _______ __________
the total disntace travled divided by the total amount of time the trip took is called _______ __________
average speed
A large truck and a and a small car are moving at the same speed. The truck has greater kinetic energy because it has a larger ________ than the car.
A large truck and a and a small car are moving at the same speed. The truck has greater kinetic energy because it has a larger ________ than the car.
mass
Are the people living on the equator of Earth accelerating? Remember the earth is spinning on its axis at 1670 km/hr.
Are the people living on the equator of Earth accelerating? Remember the earth is spinning on its axis at 1670 km/hr.
yes they are, they are constantly changing direction
What is the unit used to measure acceleration?
What is the unit used to measure acceleration?
m/s/s (meters per second per second) or m/s^2 (meters per second squared)
the energy associated with motion is called _________ energy
the energy associated with motion is called _________ energy
kinetic
unlike kinetic energy that requires motion, potential energy is ______________
unlike kinetic energy that requires motion, potential energy is ______________
Stored
When would a basketball that was tossed in the air have the most kinetic energy?
When would a basketball that was tossed in the air have the most kinetic energy?
When the ball is closest to landing
When does a basketball that has been tossed in the air have its greatest potential energy?
When does a basketball that has been tossed in the air have its greatest potential energy?
highest peak
Is a basketball accelerating when it reaches its peak?
Is a basketball accelerating when it reaches its peak?
yes, changes direction.
What two variables are plotted on the graph?
What two variables are plotted on the graph?
time and speed.
What does line segment 0-3 represent?
What does line segment 0-3 represent?
increase in speed over time
Did the ball decelerate?
Did the ball decelerate?
no, did not slow down
What is the speed of the ball in the final 2 seconds?
What is the speed of the ball in the final 2 seconds?
3 m/s
What type of energy does the ball have?
What type of energy does the ball have?
kinetic
What is the law of conservation of energy?
What is the law of conservation of energy?
Energy cannot be created nor destroyed.
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