Question
uestion 1 (3 points)
Listen
What is the function of ball bearings when explaining friction?
Question 1 options:
it causes friction to stay the same
it causes frictions to increase
it causes friction to decrease
Question 2 (3 points)
Listen
An example of fluid friction only is
Question 2 options:
the little mermaid swimming through the ocean
using oil to lubricate wheels on a car
dragging your sister across the floor on a blanket
wheels on your skateboard
Question 3 (3 points)
Listen
When a mover puts furniture on wheels, which type of friction is the mover using to make the job easier?
Question 3 options:
gravitational friction
static friction
rolling kinetic friction
sliding kinetic friction
Question 4 (3 points)
Listen
Which two factors determine the strength of the force of friction?
Question 4 options:
speed and light
how hard the surfaces push together and the types of surfaces involved
how big the objects are and their surface area
how fast the objects are going and on what planet
Question 5 (3 points)
Listen
Which of the following is not a type of friction?
Question 5 options:
fluid
lifting
static
sliding
Question 6 (3 points)
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Which of the following sports would friction be needed the most?
Question 6 options:
swimming
skiing
basketball
skating
Question 7 (3 points)
Listen
Match the correct definition with the correct term.
Question 7 options:
acceleration
friction
gravity
force
1.
a force that always acts to oppose motion
2.
the force of attraction between two objects
3.
a push or pull that always acts on an object
4.
a change in moving object's speed or direction
Question 8 (3 points)
Listen
Which is an example of rolling friction?
Question 8 options:
using oil to lubricate
dragging your sister across the floor on a blanket
the little mermaid swimming through the ocean
wheels on your skateboard
Question 9 (3 points)
Listen
How does a force produce a change in motion?
Question 9 options:
gravitational force
unbalanced force
fricitional force
balanced force
Question 10 (3 points)
Listen
What is an object that appears to stay in place and that helps you detect motion in another object?
Question 10 options:
a newton
a black hole
a reference point
a lubricant
Question 11 (3 points)
Listen
Which is an example of friction that is helpful?
Question 11 options:
the erosion of soil by wind
holes developing in your socks
tires moving a car forward
car engine parts wearing out
Question 12 (3 points)
Listen
Which surface will produce the least amount of friction?
Question 12 options:
grassy soccer field
smooth glass tabletop
carpeted living room floor
gravel running track
Question 13 (3 points)
Listen
What unbalanced force can cause an object's motion to change?
Question 13 options:
changing direction or speed; starting but not stopping motion.
changing direction or speed, starting or stopping motion.
changing direction or speed; stopping but not starting motion.
changing direction or speed only.
Question 14 (3 points)
Listen
Why is it easy to slip when there is water on the floor?
Question 14 options:
The water is a lubricant and reduces the friction between your feet and the floor.
The friction between our feet and the floor changes from sliding kinetic friction to rolling kinetic friction.
The friction between your feet and the floor changes from kinetic to static friction.
The water increases the friction between your feet and the floor.
Question 15 (3 points)
Listen
Which of the following factors causes friction to occur when in direct contact with an object?
Question 15 options:
adding wheels to roll
the roughness of any object's surface
less air resistance
the weights of any two objects
Listen
What is the function of ball bearings when explaining friction?
Question 1 options:
it causes friction to stay the same
it causes frictions to increase
it causes friction to decrease
Question 2 (3 points)
Listen
An example of fluid friction only is
Question 2 options:
the little mermaid swimming through the ocean
using oil to lubricate wheels on a car
dragging your sister across the floor on a blanket
wheels on your skateboard
Question 3 (3 points)
Listen
When a mover puts furniture on wheels, which type of friction is the mover using to make the job easier?
Question 3 options:
gravitational friction
static friction
rolling kinetic friction
sliding kinetic friction
Question 4 (3 points)
Listen
Which two factors determine the strength of the force of friction?
Question 4 options:
speed and light
how hard the surfaces push together and the types of surfaces involved
how big the objects are and their surface area
how fast the objects are going and on what planet
Question 5 (3 points)
Listen
Which of the following is not a type of friction?
Question 5 options:
fluid
lifting
static
sliding
Question 6 (3 points)
Listen
Which of the following sports would friction be needed the most?
Question 6 options:
swimming
skiing
basketball
skating
Question 7 (3 points)
Listen
Match the correct definition with the correct term.
Question 7 options:
acceleration
friction
gravity
force
1.
a force that always acts to oppose motion
2.
the force of attraction between two objects
3.
a push or pull that always acts on an object
4.
a change in moving object's speed or direction
Question 8 (3 points)
Listen
Which is an example of rolling friction?
Question 8 options:
using oil to lubricate
dragging your sister across the floor on a blanket
the little mermaid swimming through the ocean
wheels on your skateboard
Question 9 (3 points)
Listen
How does a force produce a change in motion?
Question 9 options:
gravitational force
unbalanced force
fricitional force
balanced force
Question 10 (3 points)
Listen
What is an object that appears to stay in place and that helps you detect motion in another object?
Question 10 options:
a newton
a black hole
a reference point
a lubricant
Question 11 (3 points)
Listen
Which is an example of friction that is helpful?
Question 11 options:
the erosion of soil by wind
holes developing in your socks
tires moving a car forward
car engine parts wearing out
Question 12 (3 points)
Listen
Which surface will produce the least amount of friction?
Question 12 options:
grassy soccer field
smooth glass tabletop
carpeted living room floor
gravel running track
Question 13 (3 points)
Listen
What unbalanced force can cause an object's motion to change?
Question 13 options:
changing direction or speed; starting but not stopping motion.
changing direction or speed, starting or stopping motion.
changing direction or speed; stopping but not starting motion.
changing direction or speed only.
Question 14 (3 points)
Listen
Why is it easy to slip when there is water on the floor?
Question 14 options:
The water is a lubricant and reduces the friction between your feet and the floor.
The friction between our feet and the floor changes from sliding kinetic friction to rolling kinetic friction.
The friction between your feet and the floor changes from kinetic to static friction.
The water increases the friction between your feet and the floor.
Question 15 (3 points)
Listen
Which of the following factors causes friction to occur when in direct contact with an object?
Question 15 options:
adding wheels to roll
the roughness of any object's surface
less air resistance
the weights of any two objects
Answers
GPT-4o mini
Sure! Here are the answers to the questions based on your provided options:
**Question 1:** What is the function of ball bearings when explaining friction?
- **Answer:** it causes friction to decrease
**Question 2:** An example of fluid friction only is
- **Answer:** the little mermaid swimming through the ocean
**Question 3:** When a mover puts furniture on wheels, which type of friction is the mover using to make the job easier?
- **Answer:** rolling kinetic friction
**Question 4:** Which two factors determine the strength of the force of friction?
- **Answer:** how hard the surfaces push together and the types of surfaces involved
**Question 5:** Which of the following is not a type of friction?
- **Answer:** lifting
**Question 6:** Which of the following sports would friction be needed the most?
- **Answer:** skiing
**Question 7:** Match the correct definition with the correct term.
- 1. friction - a force that always acts to oppose motion
- 2. gravity - the force of attraction between two objects
- 3. force - a push or pull that always acts on an object
- 4. acceleration - a change in moving object's speed or direction
**Question 8:** Which is an example of rolling friction?
- **Answer:** wheels on your skateboard
**Question 9:** How does a force produce a change in motion?
- **Answer:** unbalanced force
**Question 10:** What is an object that appears to stay in place and that helps you detect motion in another object?
- **Answer:** a reference point
**Question 11:** Which is an example of friction that is helpful?
- **Answer:** tires moving a car forward
**Question 12:** Which surface will produce the least amount of friction?
- **Answer:** smooth glass tabletop
**Question 13:** What unbalanced force can cause an object's motion to change?
- **Answer:** changing direction or speed, starting or stopping motion.
**Question 14:** Why is it easy to slip when there is water on the floor?
- **Answer:** The water is a lubricant and reduces the friction between your feet and the floor.
**Question 15:** Which of the following factors causes friction to occur when in direct contact with an object?
- **Answer:** the roughness of any object's surface
Feel free to reach out if you have more questions!
**Question 1:** What is the function of ball bearings when explaining friction?
- **Answer:** it causes friction to decrease
**Question 2:** An example of fluid friction only is
- **Answer:** the little mermaid swimming through the ocean
**Question 3:** When a mover puts furniture on wheels, which type of friction is the mover using to make the job easier?
- **Answer:** rolling kinetic friction
**Question 4:** Which two factors determine the strength of the force of friction?
- **Answer:** how hard the surfaces push together and the types of surfaces involved
**Question 5:** Which of the following is not a type of friction?
- **Answer:** lifting
**Question 6:** Which of the following sports would friction be needed the most?
- **Answer:** skiing
**Question 7:** Match the correct definition with the correct term.
- 1. friction - a force that always acts to oppose motion
- 2. gravity - the force of attraction between two objects
- 3. force - a push or pull that always acts on an object
- 4. acceleration - a change in moving object's speed or direction
**Question 8:** Which is an example of rolling friction?
- **Answer:** wheels on your skateboard
**Question 9:** How does a force produce a change in motion?
- **Answer:** unbalanced force
**Question 10:** What is an object that appears to stay in place and that helps you detect motion in another object?
- **Answer:** a reference point
**Question 11:** Which is an example of friction that is helpful?
- **Answer:** tires moving a car forward
**Question 12:** Which surface will produce the least amount of friction?
- **Answer:** smooth glass tabletop
**Question 13:** What unbalanced force can cause an object's motion to change?
- **Answer:** changing direction or speed, starting or stopping motion.
**Question 14:** Why is it easy to slip when there is water on the floor?
- **Answer:** The water is a lubricant and reduces the friction between your feet and the floor.
**Question 15:** Which of the following factors causes friction to occur when in direct contact with an object?
- **Answer:** the roughness of any object's surface
Feel free to reach out if you have more questions!