Science 4°

Front

What is the first step in the design process?

Back

Identify the problem.

Front

What is an inclined plane?

Back

A slanted surface used to help lift objects.

Front

What is a complex machine?

Back

A machine made up of two or more simple machines that work together.

Front

What is work in science?

Back

The use of a force to move an object across a distance.

Front

What is the design process?

Back

A step-by-step method used to solve a problem.

Front

What is a simple machine?

Back

A device that makes work easier by allowing us to push or pull.

Front

What are the six types of simple machines?

Back

Inclined plane, lever, wheel and axle, pulley, wedge, and screw.

Front

What is a lever?

Back

A simple machine that consists of a bar that pivots on a fixed point called a fulcrum.

Front

What is a wheel and axle?

Back

A simple machine that consists of a larger wheel attached to a smaller axle.

Front

What is a pulley?

Back

A simple machine that uses a wheel and a rope to lift objects.