Scientific Work

Scientific questions have to be...

• Measurable 
• Easy
• Interesting

Complete the hypothesis:
If I eat too much....

• then I will get an upset stomach
• I will get an upset stomach
• it's bad for me
• nothing will happen

What is a hypothesis?

• A hypothesis is the right answer to an experiment.
• A hypothesis is the wrong answer to an experiment.
• A hypothesis is an educated guess.
• I don't know.

True or False: Your hypothesis can never be wrong.

• True
• False

Tags

NGSS.MS-LS1-5

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

What step does every scientific experiment begin with?

• hypothesis
• question/problem
• procedures
• conclusion

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

Testing a hypothesis often involves a(n):

• answer
• experiment
• problem
• safety check

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?

• heart rate
• type of exercise
• amount of exercise
• time of day exercise occurs

Observations made during an experiment are called:

• data
• problems
• conclusions
• questions

Tags

NGSS.MS-PS1-2