Match the following vocabulary words.

1. stress The enlargement of material when heated.

2. inclined plane Scientist engaged in applying scientific principles to the invention or manufacture of machines.

3. technology Application of science to practical uses.

4. tensile strength A device that uses running water to grind grain.

5. shaduf The measure of pressure exerted on a material.

6. expansion The measure of stress at the moment of tearing apart.

7. engineer A hill or ramp used to make work easier.

8. water mill A device used by the ancient Egyptians to fill their irrigation ditches from the Nile River.

1. stress - The measure of pressure exerted on a material.

2. inclined plane - A hill or ramp used to make work easier.

3. technology Application of science to practical uses.

4. tensile strength - The measure of stress at the moment of tearing apart.

5. shaduf - A device used by the ancient Egyptians to fill their irrigation ditches from the Nile River.

6. expansion - The enlargement of material when heated.

7. engineer - Scientist engaged in applying scientific principles to the invention or manufacture of machines.

8. water mill - A device that uses running water to grind grain.

Explanation:

1. Stress is the measure of pressure exerted on a material.

2. A hill or ramp used to make work easier is known as an incline plane. They facilitate the easier and more accessible way of working.

3. Technology is the application of science to practical uses.

4. Tensile strength is the measure of stress at the moment of tearing apart.

5. Shaduf - A device used by the ancient Egyptians to fill their irrigation ditches from the Nile River. They are still used in parts of India and the Egypt for irrigating their lands.

6. Expansion is the enlargement of material when heated.

7. An engineer is a scientist engaged in applying scientific principles to the invention or manufacture of machines.

8. A water mill is a device that uses running water to grind grain.

The correct match between words and meanings are:

1. stress The measure of pressure exerted on a material.

2. inclined plane A hill or ramp used to make work easier.

3. technology Application of science to practical uses.

4. tensile strength The measure of stress at the moment of tearing apart.

5. shaduf A device used by the ancient Egyptians to fill their irrigation ditches from the Nile River.

6. expansion The enlargement of material when heated.

7. engineer Scientist engaged in applying scientific principles to the invention or manufacture of machines.

8. water mill A device that uses running water to grind grain.

Explanation:

The reasons behind these answers are:

1. - stress is the effect of pressure on an object.

2. - An Inclined plane is an inclined terrain that unites two different plain pieces of terrain at different elevations. Its purpose its to ease movement and transport between them.

3. - Technology is the employment of science to easy human life.

4. - Tensile strength is the amount of stress an object can support before breaking.

5. - The shaduf was a device employed in different ancient civilizations to irrigate land from ditches.

6. - Expansion is the phenomenon that occurs when a material or object is heated and it wides space its mass occupy.

7. - They are scientists that use science to solve problems.

8. - A watermill is an object that uses water to develop strength by the means of a grind and allows it to be used.