Observation and Inferences
3 years ago
elswick
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• Question 1
30 seconds
Q. A scientist discovers the body of an unknown species of frog in the rain forest of Brazil.  She writes several statements in her journal about the animal shown above.  Which of the following is an observation about the frog?
The frog might be poisonous because it is very brightly colored.
It has a mass of 22.4 grams.
The frog is probably a tree climber because it has large, round toe pads.
I think the frog is a species of poison dart frog because of its size and color.
• Question 2
30 seconds
Q. The flowers are green and blue.
Qualitative
Quantitative
• Question 3
30 seconds
Q. There are 75 trees in the forest.
Qualitative
Quantitative
• Question 4
30 seconds
Q. The clouds are grey and ground is wet.
Qualitative
Quantitative
• Question 5
30 seconds
Q. There are ten buttons on the table.
Qualitative
Quantitative
• Question 6
30 seconds
Q. The teachers are wearing red and black.
Qualitative
Quantitative
• Question 7
30 seconds
Q. There are 54 players on the Carolina Panthers football team.
qualitative
quantitative
• Question 8
30 seconds
Q. There are 25 Liters of water in the buckets.
quantitative
qualitative
• Question 9
30 seconds
Q. Jessica is wearing a scarf.
qualitative
quantitative
• Question 10
30 seconds
Q. There are 20 students in our classroom.
quantitative
qualitative
• Question 11
30 seconds
Q. A student placed 50 mealworms in the middle of an aquarium containing a light, a cardboard tube and a water dish.  He waited five minutes and then recorded the data for the first trial in the table above.  The student repeated this procedure two more times, and recorded the results.  Read the results of all three trials.  Which inference could you make about mealworms based on the results.
The mealworms probably prefer the darkness of a cardboard tube.
There were 6 mealworms under the light in trial 2.
Mealworms love water.
There were 36 more mealworms in the cardboard tube versus the light in trial 3.
• Question 12
30 seconds
Q. A scientist finds the skeleton of an animal that lived long ago.  He observes that the animal had broad, flat teeth and feet with hooves.  What is the best inference he could make from his observations?
The animal lived in an area with few trees.
The animal was a good swimmer.
The animal was probably a plant eater.
The animal was probably a meat eater.
• Question 13
300 seconds
Q. What is observation? A good scientist is observant and notices things in the world.  This leads to curiousity!
Information gathered using the 5 senses
A question based on past experience
A prediction
Information that only comes from measurements
• Question 14
300 seconds
Q. What is an inference?
Just a random guess
A prediction or logical conclusions about our observations
The same as an observation
deciding if an observation is qualitative or quantitative
• Question 15
120 seconds
Q. When scientists collect data that is measurable with numbers, we call it...
qualitative
quantitative
hypothetical
graphable
• Question 16
120 seconds
Q. Data that is descriptive, using qualities or characteristics, and your 5 senses is called...
quantitative
qualitative
non-scientific
hypothesis
• Question 17
120 seconds
Q. You want to collect data on the taste of apples to help a farmer grow sweeter apples in his orchard.  You have your assistants describe apples as "sweet" or "tart".   This is called ____ data
quantitative
qualitative
not scientific
hypothetical
• Question 18
120 seconds
Q. Measuring the number of times a person breathes after exercise involves ____ data.
quantitative
qualitative
• Question 19
120 seconds
Q. Recording data on how yellow or orange leaves turn in October by describing them as "green" "slightly yellow" "very yellow" or "orange" is ____ data