Laboratory and experimental procedures

A determination about what a scientist thinks will happen. Uses IF...THEN... format!

• Qualitative

• Quantitative

• Hypothesis

• Inference

What is a factor that is measured for change in an experiment?

• control
• constant
• independent variable
• dependent variable

Tags

NGSS.MS-PS3-4

Students used various temperatures of water to see which one dissolved candy faster. 
What was the Independent Variable?

• Amount of Candy
• Amount of Water
• Temperature of Water
• Time for Candy to Dissolve

Tags

NGSS.MS-PS3-4

What is the affect of salt water on the the height of blades of grass?

The above question is an example of:

• Hypothesis

• Conclusion

• Procedures

• Testable Question

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

In this graph, what is the independent variable? 

• Population
• Day
• Species 5

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of these is not an observation?

• 2 sets of foot prints.

• They ended up in the same spot.

• One animal ate the other.

• The prints are black

When was the average snowfall for Chicago higher than the average snowfall for New York?

• January & Febuary
• February & March 
• June & July
• November & December

Tags

NGSS.MS-ESS2-5

Three baseball players investigate to see who can throw a baseball the farthest. They mark off an area on the playground for their investigation. Which should they keep constant?

• height of the players
• color of the balls thrown
• order in which the players throw
• spot from which the players throw

Tags

NGSS.MS-PS2-2

Which of the answers is NOT an example of quantitative data?

• The ant is seven mm long.
• The bee weighs ten grams.
• The soda has a pH of three.
• The frog is green.

The diagram shows a graduated cylinder containing water.  From which position will the most accurate measure of the volume of water be made?

• Position 1
• Position 2
• Position 3
• Position 4

Tags

CCSS.3.MD.A.2