is something you don't understand but you can do an experiment to help you understand

(a)  

the act of knowing and recording something

(a)  

a testable statement about the relationship between two or more variables or a proposed explanation for some observed phenomenon.

(a)  

a procedure carried out under controlled conditions in order to discover an unknown effect or law, to test or establish a hypothesis, or to illustrate a known law.

(a)  

The other term for sense of sight

(a)  

The other term for sense of smell

(a)  

The other term for sense of touch

(a)  

The other term for sense of hearing

(a)  

The other term for sense of taste

(a)  

A variable whose value depends upon independent variable/s. The dependent variable is what is being measured in an experiment.

(a)  

the variable that is changed or controlled in a scientific experiment

(a)  

A variable in one which the researcher holds constant (controls) during an experiment.

(a)  

They are characteristics or qualities of matter.

(a)  

properties of matter that can be observed using our senses

(a)  

A property of matter that cannot be observed by our senses. It can only be observed once that matter changes into another matter.

(a)  

A physical property of matter that can be measured.

(a)  

A physical property of matter that cannot be measured.

(a)  

Physical or Chemical? Color . . .

(a)  

Odor, is it physical or chemical?

(a)  

Boiling Point. Is it physical or chemical

(a)  

Density. Is it physical or Chemical?

(a)  

state of matter. Is it physical or Chemical?

(a)  

Melting Point. Is it physical or Chemical?

(a)  

Temperature. Is it physical or Chemical?

(a)  

Hardness. Is it physical or Chemical?

(a)  

Ductility. Is it physical or Chemical?

(a)  

Toxicity. Is it physical or Chemical?

(a)  

Flammability. Is it physical or Chemical?

(a)  

Reactivity. Is it physical or Chemical?

(a)