Set of questions in a text book. To work out to become stronger and healthier.

Force that stops or slows movement of something.

Specially; more than others.

needing much effort or skill to accomplish, deal with, or understand.

measurable extent. Measurements in space, e.g. length or diameter. cut or shape to particular measurements.

Act of riding a bicycle. To go through a series of events repeatedly.

Work that a person does to assist others. To maintain a piece of machinery so it runs well.

planned or conceived in detail for specific purpose. To plan in a particular way to fulfill a purpose.

in space separating things. Among two or more people who share something.

Being harmful, unwanted or unhelpful. no. The opposite to a positive electrical charge. refuse to accept.

lowest load-bearing part of building. Base or important starting point.

ability to withstand wear or damage.

To make clear or easy to understand by describing.

wholly directed to one thing. To pay great attention to a task; focus.

Nearly the same; alike. person or thing similar to another.