DefinitionsW and X

Click for each heading then for the answer

Work is the price of success

Water cycle

• Natural circulation of water around the planet

1. Evaporation over the sea2. Condensation into clouds3. Falls as rain 4. Collected in rivers & lakes5. Returns to sea6. Cycle starts again

1

5 4

32

6

Weight

• The force of gravity acting on an object • Measured in Newtons(N) • Weight = Mass (kg) X 10

Watch out here and change to Kg if needed

Gravity

Watt (W)• Unit of power• Power = Work

Time• Kilowatts are used to measure electrical current• One kilowatt x one hour = one kilowatt hour (kWh)• (one UNIT)

1kW

2kW

Work

• Work = Force X Distance• Measured in Joules

It’s hard WORK to…..

to FORCE the mower over the DISTANCE of the lawn.

Energy (J) is the

ability to do work

White blood cells

• Defend against disease

Red cells Carry oxygen

Platelets

Clot the blood

Womb

• The Uterus• Where the baby develops during pregnancy• Lining is lost and replaced every month

(menstrual cycle) starting at pubertyExcept during pregnancy

Xylem

• Tubes that carry water and dissolved minerals in plants

• Do I know it??• Water cycle • Weight• Watt (W)• Work• White blood cells

Xylem