WorksheetsWeek 3 Assessment: Forces, Friction & Safe Design
Total questions: 10
Worksheet time: 5mins
What is friction?
A form of energy
A force that resists motion
A type of chemical reaction
A way to increase speed
Which type of friction keeps an object at rest?
Static friction
Rolling friction
Kinetic friction
Fluid friction
Which surface would likely have the most friction?
Ice
Wet tile
Sandpaper
Glass
Why is friction important in shoe design?
It looks better
It prevents slipping
It adds weight
It reduces cost
What does a force diagram show?
The parts of a shoe
Different types of materials
The forces acting on an object
A team of engineers
Which force pulls objects toward Earth?
Friction
Magnetism
Gravity
Tension
What is the normal force?
A. A pushing force from wind
B. A pulling force from rope
C. The upward force from a surface
D. A magical force from space
Engineers often need to balance:
Color and shape
Cost and performance
Music and art
Speed and creativity
A high coefficient of friction means:
Less grip
More sliding
Greater resistance to movement
Lighter materials
Which of the following would be best for a slippery gym floor?
Rubber soles
Smooth leather
Metal spikes
Plastic shoes
