GRADE 6 - FINAL REVISION

if the mass of an object on the Earth is surface 30 kg , the weight on the moon's surface is .........

• 300N

• 500N

• 50N

• 30N

Answer explanation

Weight on moon = weight on earth /6

The loses of water from the plant leaves is called…………………….

• absorption

• osmosis

• evaporation

• transpiration

from the slightly movable joints is ……………………..

• shoulder

• skull

• elbow

• wrist

the opposite figure represents a structure of a medical thermometer: number ( 1 ) refers to ......

• mercury bulb

• constriction

• capillary tube

• thick glass tube

small opening exist on the surface of plant leaves are ..........

• seeds

• stomata

• stem

• roots

If the force arm is shorter than resistance arm so the lever save effort. 

• true

• false

- when the electric lamp connected in series with several lamps is spoiled the light of the rest lamps…………………

• decreases

• increases

• put off

• not affected

in the plant, stomata are abundant on ……………

• upper surface of the leaves

• stem

• lower suface of leaves

• root

This figure indicates the solar eclipse , number (4) represents ...........

• umbra

• penumbra

• antumbra

• moon

hydrogen peroxide decomposed in presence of manganese dioxide into ………..,………….

• water,hydrogen

• hydrogen ,oxygen

• oxygen ,water

• manganese ,water