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- 1. Multiple Choice
What is this tool used to measure?
temperature
length
distance
force
- 2. Multiple ChoiceWhat is the net force?20 N0 N400 N40 N
- 3. Multiple Choice
What is the unit for FORCE?
N (Newtons)
lbs (pounds)
g (grams)
m/s (meters per second)
- 4. Multiple ChoiceIf these teams are pulling with the same amount of force what will happen?The boy in blue will win.They will not move at all.The boy in red will win.Both will fall down.
- 5. Multiple Choice
A bicycle rode 210 meters in 3 minutes. What was the speed of the bicycle?
630 m/min
70 m/min
7 m/min
7,000 m/min
- 6. Multiple ChoiceCalculate the Net Force.60N, Left40N, Right0N60N, Right
- 7. Multiple ChoiceIdentify the simple machine used in the picture.Inclined planePulleyBarrelRamp
- 8. Multiple ChoiceWhat is the net force?65 N left65 N right35 N left35 N right
- 9. Multiple Choice
6.8C- Which two measurements are needed to determine the speed of an object?
Position and time
Distance and time
Position and direction
Distance and direction
- 10. Multiple Choice
6.8C- An airplane leaves New York to fly to Boston. It travels 1,000 km in 2 hours. What is the average speed of the airplane?
500 km
1000 hours
500 km/hour
5000 hours/km
- 11. Multiple Choice
6.8A- A ball is sitting at the top of a ramp. As the ball rolls down the ramp, the potential energy of the ball decreases. What happens to the potential energy as the ball moves?
It is lost as gravitational energy.
It is destroyed as the ball moves.
It is converted to kinetic energy
It is used to make the ball slow down.
- 12. Multiple Choice
Which picture of the rock has the LEAST amount potential energy and the GREATEST amount of kinetic energy? Read the answers carefully!
Rock A
Rock B
Rock D
Rock E
- 13. Multiple Choice
6.8A- At what point is Mary about to transfer
Potential Energy to Kinetic Energy?
Position A
Position B
They are both the same at all places
Mary never has potential energy
- 14. Multiple Choice
6.8A- Kinetic Energy is the energy of:
Potential
Motion
Storing Energy
Fuel
- 15. Multiple Choice
6.8B- A box and forces are shown below. A box rests motionless on the ground. One student is pushing the box to the right with a force of 2 Newtons. The other student is pushing to the left with a force of 5 Newtons. In which direction and with what type of speed will the box move?
It will move left
It will move to the right
It will float in the air
It will not move
- 16. Multiple Choice
6.8B- An image of a toy rocket and forces are shown below. Assuming the only two forces on the toy rocket are lift and gravity, which of the following combinations would result in the rocket moving upward?
Lift= 5 Newtons / Gravity = 5 Newtons
Lift = 3 Newtons / Gravity = 4 Newtons
Lift = 5 Newtons / Gravity = 4 Newtons
Lift = 4 Newtons / Gravity = 4 Newtons
- 17. Multiple Choice
6.8E- The diagram shows an investigation in a science classroom.
Students pulled the same mass up an inclined plane propped up on five blocks, then six, seven, and eight blocks. Each time, they use a spring scale to measure the forces needed to pull the mass up the inclined plane. This investigation can show how which of the following affects the force needed to move an object up an inclined plane?
The mass of the object
The height of the inclined plane
The length of the inclined plane
The surface area of the object
- 18. Multiple Choice
6.8E- How could students find out whether a short ramp or a long ramp would require less force to use? Measure the amount of force it takes to move —
an object up two ramps with the same height, but different lengths
an object up two ramps with equal heights and equal lengths
an object up two ramps with the same length, but different heights
one object up a ramp and a larger object up an identical ramp
- 19. Multiple Choice
a change in an objects speed or direction
speed
velocity
acceleration
motion
- 20. Multiple Choice
What is the speed formula?
d = s*t
s= time/distance
d= speed/time
s = distance/time
- 21. Multiple Choice
Are unequal forces that cause a change in the motion of an object
Balanced forces
Unbalanced forces
Inertia
Gravity
- 22. Multiple Choice
Equal forces that do not cause a change in an objects motion
Unbalance force
Push or a pull
Balanced force
Average speed
- 23. Multiple Choice
On the SPEED-TIME graph what was the motion of the bus between points A and B?
The bus was traveling at a constant speed.
The bus was returning to its starting point.
The bus was stationary.
The bus was speeding up.
- 24. Multiple Choice
When the forces acting on an object are unbalanced the object will have....
motion
no motion
- 25. Multiple Choice
When the net force acting on an object equals 0 newtons the forces are.....
balanced
unbalanced
- 26. Multiple ChoiceWhat type of energy is in this picture?KineticPotentialChemicalSound
- 27. Multiple ChoiceAt which point is potential energy greatest?WXYZ
- 28. Multiple ChoiceA car moving down the road is an example ofPotentialKinetic
- 29. Multiple ChoiceLooking at the roller coaster, were does the cart have the most potential energy?ABCD
- 30. Multiple ChoiceOn a distance-time graph, what shows an object going back to where it started?If the distance goes back to 0If line goes straight upIf the line is at rest
- 31. Multiple ChoiceOn a distance-time graph, what does not show constant speed?A steep linea line that goes up, horizontal and downA line that slopes
- 32. Multiple ChoiceWhat is the average speed of a cheetah that ran 55 meters in 5 minutes?11 m/mi605 m/mi10 m/mi
- 33. Multiple Choice
A student is helping his neighbor move a new dishwasher into their house. The house has three steps on the front porch that cause the porch to be 2 meters above the ground. Which method requires the least amount of force to get the dishwasher from the ground to the porch?
Lift the dishwasher up one step at a time with a partner, and rest one minute between steps.
Place an inclined plane that is 10 meters long over the stairs, and roll the dishwasher up the inclined plane with a partner.
Place an inclined plane that is 5 meters long over the stairs, and roll the dishwasher up the inclined plane with a partner.
Use a fixed pulley attached to the roof of the porch to lift the dishwasher with a partner.
- 34. Multiple Choice
Which inclined plane requires the most force to push the ball to the top?
- 35. Multiple Choice
All of the following are examples of inclined planes except —
A. a ramp
B. a screw
C. a slide
D. a seesaw
- 36. Multiple Choice
Which of the following inclined planes would require the least amount of force to lift a box?
They all require the same amount of force.
- 37. Multiple Choice
The diagram shows two ramps that a person could use to raise a 10-kilogram cardboard box to a height of 1 meter. Which statement correctly describes the force required to raise the box using the ramps?
A. The same amount of force will be required when using either ramp because both boxes have a mass of 10 kg.
B. The same amount of force will be required when using either ramp because both ramps are 1 meter high.
C. More force will be required to raise the box using Ramp X because Ramp X is steeper than Ramp Y.
D. More force will be required to raise the box using Ramp Y because Ramp Y is longer than Ramp X.
- 38. Multiple ChoiceStudents pulled the same mass up an inclined plane that was 20 cm, 30 cm, and 40 cm long. Each time, they used a spring scale to measure the force needed to pull the mass up the inclined plane. What did they conclude?Less force was needed on the 20 cm planeMore force was needed on the 40 cm inclined plane.The least amount of force was needed on the 40 cm inclined plane.The least amount of force was needed on the 30 cm inclined plane.
- 39. Multiple Choice
Match the description to the graph:
"The car is traveling at a constant speed."
- 40. Multiple Choice
Match the description to the graph:
"The car is stopped."
- 41. Multiple Choice
Match the description to the graph:
"The car is coming back."
- 42. Multiple Choice
A student walks 2.0 km in a time of 30 minutes. The student stopped for 15 minutes to eat a snack, then travels 1.0 km in 15 minutes.
Which graph shows the journey described?
- 43. Multiple Choice
What is happening at C on the distance-time graph?
Stationary
Accelerating
Fast steady speed; moving away from the starting position
Slower steady speed; moving away from the starting position
- 44. Multiple Choice
A girl sliding down a slide
Kinetic Energy
Potential Energy
- 45. Multiple Choice
Energy that matter has because of its position
Potential Energy
Kinetic Energy
- 46. Multiple Choice
A car parked in a garage
Potential Energy
Kinetic Energy
- 47. Multiple Choice
A kid at the top of a sledding hill has more _______ energy than at the bottom.
Potential Energy
Kinetic Energy
- 48. Multiple Choice
Who is this Disney character?
Belle
Cinderella
Sleepy Beauty
Snow White
- 49. Multiple Choice
If the man and the ball travels 90 m in 9 seconds, what is their average speed?
10 m/s
180 m/s
99 m/s
10 meters
- 50. Multiple Choice
The score I will earn on my assessment tomorrow:
force and motion, did we learn that??
help!
what assessment?
100!!!!
- Answer choicesTagsAnswer choicesTags