Final review Flashcards
Condensation
Gas turns into liquid
Melting
Solid turns into liquid
Evaporation
Liquid turns into gas
Freezing
Liquid turns into solid
A squashed rubber ball suffers a _________ change
Reversible
Ice to water suffers a _________ change
Reversible
A raw egg to cooked egg suffers an _______ change
Irreversible
There is a glass of cola with 3 ice cubes in it. It is left in a
warm room for five minutes. The ice cubes become smaller. What happened?
Ice cubes melt, gas condenses on the outside of the glass.
Gas particles
Are spread out, in constant motion and colliding with each other.
Solid particles
Packed close together, no space to move at all
Liquid particles
A little space to move around
A colander is used to separate
food from boiling water
You can use your fingers to separate
mixed nuts
To separate sand and water you use
filter funnel
To separate copper and iron powder you use
bar magnet
Organ that digests food
stomach
Organ in charge of exchanging gases
lungs
Major respiratory system organ
Lungs
Major nervous system organ
brain
Major urinary system organ
kidneys
Major circulatory system organ
heart
Major digestive system organ
stomach
Producer
A green plant that makes its own food
Prey
An animal that is eaten
