Science 6 Q3 Lesson 2 Friction Force

What type of friction occurs when an object moves through a liquid or gas?

• Rolling friction

• Fluid friction

• Static friction

• Sliding friction

Which type of friction occurs when solid surfaces slide over each other?

• Sliding friction

• Rolling friction

• Static friction

• Fluid friction

When an object rolls over or rotates on a surface, what type of friction is it?

• Static friction

• Rolling friction

• Sliding friction

• Fluid friction

What type of friction occurs when objects are not moving?

• Rolling friction

• Static friction

• Fluid friction

• Sliding friction

What is the purpose of oil between machine parts in terms of friction?

• Reduces friction

• No effect on friction

• Changes friction type

• Increases friction

Which scenario represents sliding friction?

• Sally sliding down the slide

• Wheels of a shopping cart

• Objects balanced on Timmy's head

• Opposes submarines in the water and airplanes in the air

What type of friction is demonstrated when a football player pushes a heavy sled for workouts?

• Rolling friction

• Fluid friction

• Sliding friction

• Static friction

In which scenario does fluid friction play a role?

• Science textbook on your desk

• Rearranging our classroom by pushing the desks together

• A box on top of a table

• Waves rocking against a boat in the ocean

What type of friction is present when a car is parked on a slope?

• Rolling friction

• Static friction

• Fluid friction

• Sliding friction

How can friction be reduced among friends and family members?

• Encourage quarrels

• Avoid misunderstandings

• Ignore each other

• Increase disagreements