Social-Natural U6 test

What is a ramp or an inclined plane?

• A wheel with a rope

• A flat surface with one end raised

• A long bar that moves around a fixed point

• A sloping ramp wrapped around a cylinder

How is a wedge defined?

• A wheel with a rope

• A flat surface with one end raised

• A long bar that moves around a fixed point

• Two inclined ramps placed against each other

What is a screw made of?

• A wheel with a rope

• A flat surface with a raised end

• An inclined plane wrapped around a cylinder

• A long bar that moves around a fixed point

What is a lever?

• A wheel with a rope

• A flat surface with one end raised

• A long bar that moves around a fixed point

• An inclined plane wrapped around a cylinder

What simple machine involves a wheel and a rope?

• A wedge

• A lever

• A screw

• A pulley

Which of the following is an example of a simple machine?

• Wheelbarrow

• Stapler

• Hammer

• Bicycle

How does a pulley simplify the lifting of heavy loads?

• By reducing the effort required

• By increasing the distance

• By adding more weight

• By slowing down the process

What is the main feature of simple machines?

• They have many moving parts

• They are difficult to operate

• They facilitate physical work

• They require advanced technology

Which of the following is NOT a type of simple machine?

• Wedge

• Screw

• Crane

• Pulley

What distinguishes complex machines from simple machines?

• They have fewer moving parts

• They are easier to operate

• Involve multiple simple machines working together

• They are less efficient