Science

Rules of a scientist.

• Never stop learning. Assume nothing. Question everything and teach other. Analyze objectively.

• Have respect for the integrity of knowledge, collegiality and honesty.

• Keep all information found and share only if seemed important.

The 3 State of matter are:

• Solid, cold and heat

• Solid, gas and liquid

• Solid , gas and water

• liquid , gas and sodium

Milk, water, orange juice and bath wash are all:

• liquid

• gases

• solid

When water is frozen it becomes:

• a solid

• a liquid

• a gas

When water is placed into a kettle to boil, what comes from the kettle?

What can be found in a balloon?

Diffusion is:

• the movement of molecules from a region of higher concentration to a region of lower concentration down the concentration gradient.

• the movement of molecules from a region of lower concentration to a region of higher concentration down the concentration gradient.

• the movement of gases from one place to another, at a rapid pace

Which statement is true?

• Solutions are mixtures that are homogeneous while suspensions are mixtures that are heterogeneous.

• Solutions are mixtures that are not homogeneous while suspensions are mixtures that are not heterogeneous.

List some properties of water.

What is a scientific apparatus?

• the result of an experiment being cared out.

• the things or equipment that are needed to carry out an experiment.

• the person who carry out an experiment.