(8-5.1)Time - Distance
Graphs
(8-5.1)
(8-5.2)
(8-5.3) Gravity
8-5.4
100
. When an object’s distance from a point of reference is changing, it _____. A) has force B) is in motion C) is standing still D) has gravity
What is B) is in motion
100
Which is accurate about the motion of the ant according to the data on the graph? A) The ant is moving faster as it gets farther from its starting position. B) The ant is moving toward its starting position with 4 meters to go. C) The ant will return to the starting point in 10 more seconds. D) The ant is moving away from its starting position at a constant speed.
What is D) The ant is moving away from its position at a constant speed.
100
A car moves 150 meters in 5 seconds. What is the speed of the car? A) 3 m/s B) 5 m/s C) 30 m/s D) 150 m/s
What is C) 30m/s
100
. The size of the gravitational force between two objects depends on their _____. A) frictional forces B) mass and inertia C) masses and distance between them D) speed and direction of motion
What is C) masses and distance between them
100
Statement: “The greater the mass of an object, the greater _____.” All of the following complete the preceding statement EXCEPT: A) its inertia is B) the distance traveled C) the force is that is needed to stop its motion D) the force is that is needed to cause a change in its motion
What is B) the distance traveled
200
2. When you know the distance and direction of an object’s change in position from the starting point, you know the _____. A) average speed of the object B) displacement of the object C) amount of time the object traveled D) reference point of the object
What is B) displacement of the object
200
If a bicyclist travels 30 kilometers in two hours, what is her average speed? A) 60 km/h B) 30 km/h C) 15 km/h D) 2 km/h
What is C) 15 km/h
200
Gravity is responsible for all of the following phenomena EXCEPT: A) the orbit of the planets B) the phases of the moon C) keeping objects on the surface of the Earth D) holding the solar system together
What is B) the phases of the moon
200
Robert wants his toy car to go down a ramp more slowly. How can he slow down the car? A) He can increase the height of the ramp. B) He can make the surface of the ramp smoother. C) He can add mass to the car. D) He can lubricate the wheels of the car.
What is C) He can add mass to the car
300
. The motion of an object on a line graph is shown by plotting distance against _____. A) time B) speed C) direction D) displacement
What is A) time
300
By measuring the distance an object has traveled in a certain amount of time, the _____ of the object can be determined. A) size B) speed C) location D) displacement
What is B) Speed
300
A salesman travels 120 km in the first hour of a trip, 53 km in the second hour of a trip, and 88 km in third hour of a trip. What is his average speed? A) 66.6 km/h B) 87 km/h C) 88 km/h D) 93.2 km/h
What is B) 87 km/h
300
Which of the following are acting on the ball once it leaves the student’s hands? A) Friction only B) Gravity only C) Gravity and friction D) Friction and magnetism
What is C) Gravity and Friction
300
All of the following would cause an object to increase its speed EXCEPT: A) increasing the force applied to the object B) removing some of the mass of the object C) applying a force in the opposite direction of motion D) adding another force to the object in the same direction
What is C) applying a force in the oppsite direction of motion
400
In graphing motion, the steepness of the slope depends on _____. A) the position of the object B) how far the object has moved C) the direction the object is moving D) how quickly or slowly the object is moving
What is D) how quickly or slowly the slowly object is moving
400
If the speed of an object does NOT change, the object is traveling at a _____. A) constant speed B) average speed C) increasing speed D) decreasing speed
What is A) Constant Speed
400
If you know a car traveled 300 kilometers in 3 hours, you can find its _____. A) point of reference B) direction C) average speed D) position
What is C) Average Speed
400
The force of gravity between you and Earth is greater than the force of gravity between you and a car because Earth has more _____ than the car. A) density B) mass C) motion D) volume
What is B) Mass
400
A heavy bowling ball needs a large push in order to _____. A) balance the force of gravity B) slow down the forward motion C) make the ball heavier to move D) produce enough force to move the ball
What is D) produce enough force to move the ball
500
. A slanted line on a distance-time graph means that the object is _____. A) changing direction B) at rest C) moving D) slowing down
What is C) moving
500
All of the following are examples of speed EXCEPT: A) 55 m/km B) 67 cm/min C) 82 m/s D) 25 km/h
What is A) 55 m/km
500
A jet plane travels for 5 hours covering a distance of 600 miles. Which equation should be used to find the average speed of the jet? A) average speed = distance / time B) average speed = distance x time C) average speed = force / time D) average speed = force x time
What is A) Average Speed = Distance / Time
500
The force that one surface exerts on another when the two rub against each other is called _____. A) friction B) magnetism C) inertia D) gravity
What is A) Friction
500
Trucks with more powerful engines are usually used to move loads that are heavier, because the greater the _____. A) mass of an object, the greater the force must be to move the object B) force applied to an object, the greater its inertia C) speed of an object, the greater its mass D) mass of an object, the smaller its inertia
What is A) mass of an object, the greater its mass
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