Semester Midterm (Sci.Mthd., Variables, Forces and Motion)

Select the FIRST step in the Scientific Method.

• Hypothesis
• Experiment
• Question/Purpose
• Conclusion

The results of this experiment show that the boiling point of water does rise as the amount of salt in the water increases.

• Questions
• Conclusion
• Hypothesis
• Analyze Data

Tags

NGSS.MS-PS1-4

I will put a thermometer in each of 3 pots of boiling water. Each pot will contain a different amount of salt. I will observe and compare the temperatures in each pot when the water begins to boil.

• Experiment
• Conclusion
• Research
• Hypothesis

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

If adding salt to water increases the density of water, then it requires more energy to make it boil, thus increasing the boiling point temperature.

• Research
• Analyze Data
• Hypothesis
• Experiment

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Do heavier objects fall faster than lighter obects?

• Purpose / Question
• Experiment
• Hypothesis
• Research

Tags

NGSS.MS-PS3-1

The temperature when boiling begins (salt quantity) Pot 1: 214.2 F (0g) Pot 2: 216.3 F (50g) Pot 3: 218.3 F (100g)

• Conclusion
• Experiment
• Data
• Hypothesis

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

I will drop a variety of objects from a height of 10 feet and use a stopwatch to record the time it takes for them to hit the ground.

• Research
• Analyze Data
• Conclusion
• Experiment

The rock sample is reddish brown.

• Qualitative
• Quantitative

One leaf is 9 cm long.

• Qualitative
• Quantitative

The balloon increased in size from 5 inches to 8 inches round.

• Qualitative
• Quantitative