Units and Tools of Measurement
Scientific Method
Crazy Conversions
Grab Bag
Basic Science Skills
100
Mass is measured in what unit?
Grams
100
This is the first step of the scientific method.
State a problem/question.
100
Convert 1500g to kg
1.5 kg
100
What are the two branches of physical science?
Physics and chemistry.
100
What tool is used to examine objects 1-3 time larger than their actual size?
Magnifying glass/hand lens.
200
Yannick wants to measure the volume of a box of tissues. What unit should he use?
cm^3
200
Why is the scientific method an important tool?
It gives scientists a guideline for solving problems and making/documenting discoveries.
200
Convert 43 cm to km
0.00043 km
200
What is specialization?
Concentration in a specific area within a larger category.
200
What are three ways to visually organize numerical data collected in an experiment?
Line/bar graph, pie chart, table, web, venn diagram
300
Name three units of lengths smaller than a meter.
decimeters, centimeters, and millimeters
300
What are the final three steps of the scientific method?
Gather/organize data, analyze data, state conclusions
300
Convert 78 kL to mL
78,000,000 mL
300
What is the difference between weight and mass?
Weight takes into account the force of gravity, weight does not. Mass remains the same no matter where the object is.
300
Name three important science skills and how you will put them to use during the science fair.
Observing, measuring, inferring, classifying, organizing, predicting, hypothesizing, modeling, analyzing
400
Name the three base units in the metric system and a tool used to measure each one
gram (triple-beam balance), meter (meter stick), and liter (graduated cylinder)
400
Give the steps of the scientific method in order.
1. State the problem 2. Gather information 3. State hypothesis 4. Design experiment 5. Collect data 6. Analyze data 7. State conclusions
400
Convert 12,345cg to hg
1.2345 hg
400
Describe two differences between the customary system (US) and the metric system. What makes the metric system so much easier to use?
-Everything's based in differences of 10 -Prefixes are the same regardless of what is being measured -Customary requires learning different relationships/units depending on what is measured
400
Name three concepts pertaining to physics studies this year.
Forces, gravity, momentum, motion, graphing, velocity, distance, displacement, acceleration
500
Name the three units used to measure temperature. Of the three, which would feel the coldest to you?
degrees Celsius, degrees Fahrenheit, and Kelvin. Kelvin would feel the coldest.
500
Give an example for each step of the scientific method.
Answers will vary.
500
Convert 987 kL to cm^3
987,000 cm^3
500
List the 6 metric prefixes and their value relative to 1000m.
1 km, 10 hm, 100 dkm, 1000m, 10,000 dm, 100,000 cm, 1,000,000 mm
500
Will a cubic meter of feathers or gold weigh more? Support your answer.
Gold…higher density. More weight per volume occupied.
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