Answer: A bike
A bike is composed of various simple machines. It has a wheel and axle as one component, and it also has screws to hold the various parts together, along with levers and pulleys that are connected to the pedals. So all of these simple machine concepts work together to help transport the rider from point A to point B.
The other answer choices of screw, inclined plane, and lever, are fairly simple machines that don't have many things going on at once compared to a bike.
the answer is D. John Newlands <3
Answer:
A safety guide lines are rules and regulations that are made to make sure place is safe and conducive for everyone.
B- Predict the damages due to an earthquake
