What is the first step in the scientific method?

• Question

• Hypothesis

• Analysis

• Research

Which step of the scientific method describes how a scientist studies the data collected in an experiment?

• Research

• Conclusion

• Analysis

• Hypothesis

Tags

NGSS.MS-PS1-2

What is the definition of a HYPOTHESIS?

• A question you want to solve

• Data you collect during an experiment

• A graph you create to show your data

• An educated guess to your question

Tags

NGSS.HS-PS1-2

SCIENTIFIC METHOD:

Which of the following is the answer to your question based on data collected in an experiment?

• Question

• Hypothesis

• Conclusion

• Research

Tags

NGSS.MS-PS1-2

QUALITATIVE -VS- QUANITATIVE OBSERVATIONS:

Which of the following is a QUANTITATIVE observation?

• The student's backpacked weighed 7 pounds.

• The girl wore a blue shirt.

• The smell of waffles and syrup came from the kitchen.

• Brian loves the color orange.

QUALITATIVE -VS- QUANITATIVE OBSERVATIONS:

Which of the following is NOT a quantitative observation?

• The class ordered 10 pizzas for their party.

• Each pizza had eight slices.

• There were 5 plain pizzas and 5 pepperoni pizzas.

• All the pizzas were very hot!

QUALITATIVE -VS- QUANITATIVE OBSERVATIONS:

Which of the following is a QUALITATIVE observation?

• Ten puppies frolicked in the yard.

• Each puppy ate 2 treats.

• All the puppies were brown with white spots.

• Three of the puppies fell asleep.

What is an INFERENCE?

• An explanation based on observations.

• A description based on the five senses.

• A measurement made by using a ruler.

• The first step in the scientific method.

What is an OBSERVATION?

• An explanation based on what you see.

• A description based on the five senses.

• An instrument found in the science lab.

• A scientific calculation based on collected data.

Tags

NGSS.3-PS2-2

Read the graph to the left.

Which item was the voted for the most?

• potato chips

• apple juice

• sub sandwich

• cheese sandwich