Science and Engineering + Lab Safety test review

The process of gathering information about events or processes in a careful, orderly way. (using your 5 senses)

• Hypothesis

• Data

• Observation

• Inference

The information gathered from making observations.

• Data

• Hypothesis

• Observation

Number and are obtained by counting or measuring (#)

• Quantitative

• Qualitative

Descriptions and involve characteristics that cannot be counted (adjectives)

• Quantitative

• Qualitative

a conclusion reached on the basis of evidence from observations and reasoning.

• Inference

• data

• Observation

• Hypothesis

a prediction of what might happen (if, then statement)

• Data

• Inference

• Hypothesis

• Observation

The grass was wet, it must have rained.

• Quantitative observation

• Inference

• Qualitative Observation

There were 3 ducks by the pond.

• Quantitative Observation

• Inference

• Qualitative Observation

The dog has black and brown fur.

• Quantitative Observation

• Inference

• Qualitative Observation

before you start a lab you should ...

• Read all directions

• Clear off your table of notebooks, books, and water bottle

• Ask the teacher about any questions you have

• Nothing at all