Vocab Week 1• arrogate• banal• carping• eschew• unwonted

• Mass– measurement of amount of matter present

• Matter– has mass & takes up space

• Weight– influenced by gravity

• Qualitative– data picked up by senses, color, smell,

shape• Quantitative

– data that can be measured, length, mass, height, speed

• Matter– Anything that takes up space & has mass– So what isn’t matter?

• Mass– Measurement of matter– Grams

• Weight– measurement of matter and gravity– lbs

• Why mass? Why not weight?

• Systematic approach used in a study• Observation

– Qualitative Data• Describes qualities (think 5 senses: look, smell, touch,

sounds, and taste): color, odor, shape

– Quantitative Data• Numeric information (quantities)• How much, how big, how tall• Temperature, mass, volume

Scientific Method

• Hypothesis– Testable prediction or statement– Your tentative explanation based on what you currently know

• Experiment– The procedure used to test hypothesis– Must control one variable at a time

• Independent variable—what you change• Dependent variable—value that changes in response to the

independent variable change• Control—standard for comparison; the normal

• Conclusion

Scientific Method

Theory vs LawScientific Method

• Theory– Describes why things happen– Hypothesis supported by many experiments

• Law– Describes how things happen– Facts of nature accepted as truth

Quiz Review• Lab Safety• Lab Equipment

– Mass of water in beaker– What equipment is used for specifically

• Matter vs Weight• Scientific Method

– Qualitative vs Quantitative– Variables

Quiz on Tuesday!

Vocabulary- Week 2

From Chemistry Book…• dimensional Analysis• base Unit• derived Unit• Kelvin• Celsius

From Agenda….• animadversion• credence• feckless• cavort• evince