Water is needed for cooling the body on hot days, and when we are working or exercising.

VOA: special.2010.07.27

The biathlon requires great skill to combine the physical demands of skiing and the calm, focused attention needed for shooting at a target.

VOA: special.2010.02.10

How many hours a day the pump needs to be operated depends on the season and how much water is needed for crops.

VOA: special.2009.08.17

Moving animals from one area of pasture to another can provide the time needed for new growth.

VOA: special.2010.01.19

The Gemini astronauts were developing the control that would be needed for a trip to the moon.

VOA: special.2009.06.24

Clay said a better law was needed for the return of fugitive slaves to their owners.

VOA: special.2009.03.19

The company is also supporting the costs of the satellite bandwidth needed for the connections.

VOA: special.2009.02.16

Each person would have to bring food,tools,clothing, and everything else they needed for one year.

VOA: special.2009.02.04

Gentling means training it to accept the human attention needed for care and grooming.

VOA: special.2010.02.16

Its walls were made of glass. It contained everything needed for people to live.

VOA: special.2010.05.30

Territorial governments were needed for the areas won in the war against Mexico.

VOA: special.2009.03.12

Cholinesterase inhibitors may work by protecting a chemical messenger needed for brain activities.

VOA: special.2009.09.15

Calcium is needed for nerve and muscle cells to work normally.

VOA: special.2009.04.21

This mineral is needed for normal growth and development.

VOA: special.2009.11.17