WorksheetsSTEM Olympics: Understanding Friction in Curling
Total questions: 15
Worksheet time: 8mins
What is the main role of the brushes used by curlers in the sport of curling?
To increase friction
To reduce friction
To make the ice smoother
To slow down the rock.
In curling, what is the purpose of sweeping in front of the rock?
To create a vacuum
To guide the rock to the target
To increase the rock's weight
To stop the rock
What is the texture of the ice surface in curling?
Smooth like glass
Bumpy like an orange peel
Rough like sandpaper
Slippery like oil
Why do granite rocks not absorb water in curling?
They are hydrophilic
They are hydrophobic
They are porous
They are magnetic.
The transfer of kinetic energy in curling is an example of ________.
a chemical reaction
an elastic collision
a magnetic force
a gravitational pull
What happens when a curling stone collides with another stone?
It stops immediately
Kinetic energy is transferred
It melts the ice
It changes color.
What is the main goal of a curling team during a game?
To melt the ice
To knock another team's rocks out of the target area
To make the ice smoother
To stop the rock.
How does the bumpy surface of the ice affect the curling rock?
It increases friction
It reduces friction
It stops the rock
It makes the rock heavier.
In curling, the rocks are made of ________.
marble
granite
limestone
sandstone
What is friction?
A) A force that opposes motion
B) A type of energy
C) A form of heat
D) A kind of material
How do the brushes reduce friction in curling?
By heating the ice
By smoothing the ice
By adding water to the ice
By creating bumps on the ice.
What does hydrophobic mean?
A) Water-loving
B) Water-repelling
C) Water-absorbing
D) Water-neutral
What happens to energy when a moving rock hits a stationary rock?
It is destroyed
It is transferred
It is created
It is lost
The bumpy surface of curling ice helps to ______ the stone's path.
speed
slow
control
randomize
When a moving rock hits a stationary rock, energy is ______.
lost
transferred
created
destroyed
