SCIENCE 6TH GRADE

Choose the process that do not belong to Water's cycle. evaporation. condensation. examination. precipitation.

When a liquid turns into gas is___________________. condensation. evaporation. precipitation.

When a gas turns into a liquid is_______________. Desillation. Precipitation. Condensation.

The process of purifying a liquid by heating it until it boils and makes a gas, and then cooling the gas back down into a liquid. destillation. purifying. precipitation.

Water that falls in the ground, comes in three main ways. rain, hail, water. rain, hail, snow. snow, rain, clouds.

____________________is made up of the sun, 8 planets and their moons. The planets all orbit around the sun and moons orbit around a planet. earth. solar system. planet.

A group of stars that form a recognizable shape such as the big dipper. constellation. starts. planet.

_____________________is the system that deals with breathing. nervous system. respiratory system. endocrine system.

_______________pumps blood through the body. respiratory system. circulatory system. muscular system.

You have over________________ muscles in your body. 400. 600. 1,200. 2,000.

________________breaks down the food to release nutrients. skeletal system. endoctrine system. digestive system.

________________consist of brain, spinal cord and nerves. circulatory system. nervous system. respiratory system.

______________________eliminate wastes from the body. immune system. excretory system. digestive system.

______________is an example of irreversible change. cooling. evaporating. cooking.

______________is an example of rreversible change. boiling. mixing. baking.