fun science museum

which of these is a fibre derived from chemicales

• rayon

• cotton

• nylon

• silk

which of these is a thermosetting plastic

• polystyrene

• bakelite

• polythene

• polyvinyl chloride

which artificial fibre is made from wood pulp

cotton and wool are natural polymers. true or false

which synthetic fibre is commonly used to make strong ropes

• nylon

• rayon

a galaxy such as the milky way contains

• a few thousand stars

• a few million stars

• a few billion stars

the distance of the star Proxima Centauri from the earth is

• 4,3 million km

• 8 1/2 light minutes

• 2 million light years

• 4.3 light years

the pole star is in the constellation of

• Ursa major

• Ursa minor

• Orion

• Scorpius

what are scientists who study the universe are called?

which galaxy do we live in