Intro to Chemistry

An observation made with your senses

• Qualitative observation

• Quantitative observation

• temperature

• conclusion

Tags

NGSS.4-LS1-2

What is a manipulated variable (independent variable)?

• the variable that changes as a result of the experiment

• the variable that the scientist changes

• the evidence

• the quantitative observation

What is a control?

• a variable that is unchanged to compare results to

• a changed variable

• a hypothesis

• a conclusion

Tags

NGSS.3-5-ETS1-3

Which of the following is an example of quantitative data?

• grey

• oily

• 44.2^oC

• Copper

Tags

NGSS.5-PS1-2

What is the correct representation of 702.2g in scientific notation?

• 7.02 x 10³g

• 70.22 x 10¹ g

• 7.022 x 10² g

• 70.22 x 10² g

7,000 g = ____ kg

• 70
• 700
• 7
• 0.07

Tags

CCSS.4.MD.A.1

648 g = ____ mg

• 6,480
• 64,800
• 648,000
• 64.8

Tags

CCSS.4.MD.A.1

What is the basic unit of mass in the metric system?

• Liter

• Meter

• Gram

• Kilometer

Tags

CCSS.3.MD.A.2

Which unit is a a measure of volume?

• meters
• grams
• inches
• liters

Tags

CCSS.8.EE.A.4

Which unit is the smallest?  

• km
• mm
• m
• cm 

Tags

CCSS.8.EE.A.4