science quiz grade 6

The annular eclipse occurs to the part of the Earth that lies in the .......of the moon.

• Umbra

• Penumbra

• Antumbra

• No correct answer

All of the foloowing are from the second class levers except ..............

• Wheelbarrow

• nutcracker

• water pump

When connecting the light bulbs in parallel with many light bulbs the light intenisity...........

• decreases

• increases

• remains constant

. The mass of half liter of water equals .....................

• 5 gms

• 50 gms

• 500 gms

• 5000 gms

The operation of thermometer depends on the idea of....................

• the change of gases' volume with the change in temperature.

• the change of liquids' volume with the change in temperature.

• the change of gases' mass with the change in temperature.

• the change of liquids' mass with the change in temperature

Plants lose water in the form of the water vapour through ...........process.

• Osmosis

• Transpiration

• Selective permeability

The method of connecting electric lamps and machines at home.

• Series

• Parallel

The scientist who re – discovered O2 gas.

• Archimedes

• Daniel Rutherford

• Antoin lavosier

• Joseph Priestley

The upper limbs consists of …………., …………. and ………….

• Humerus- fore arm-hand bones

• femur- shaft-foot bones

• pelvic ,femur ,foot bones

• shoulder, shaft, hand bones

A danger of electricity that happens when plugging more than one machine to one socket .

• electric shock

• electric burns

• electric fires