Facts and Concepts

If Leah is 6 years older than Sue, and John is 5 years older than Leah, and the total of their ages is 41, how old is Sue?

A. 8B. 10C. 14D. 19E. 21

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Stephanie Chasteen, CU-Boulder

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A nurse needs to make rounds on four patients who are stable. Using the principle of medical sepsis, which patient should be seen first?

A. A postsurgical cardiac patient with pneumonia

B. A patient with a draining woundC. A patient who is severely neutropenicD. A child with chickenpoxNursing program, CU –Denver, Gail Armstrong

Which experiment will produce 18O2?

A. experiment 1B. experiment 2C. both experimentsD. neither

Question credit: Pearson Education, Inc.

Experiment 1:H2

18O + CO2

Experiment 2:H2O +C18O2

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You’re on a cart, initially at rest, throwing balls at a partition that is rigidly mounted on the front of the cart. If the balls bounce straight back, as in the figure, then is the cart put in motion?

A. Yes, leftB. Yes, rightC. NoD. Don’t know

Eric Mazur, “Peer Instruction”

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When you lose 10 pounds, where does most of the weight go?

A. Out of the body in secretions (urine, feces, and/or sweat)

B. Out of the body in air you exhaleC. The body uses it up as energyD. Half out of the body in secretions and half used up as

energy

Origin unknown

Using Images

A ball is rolling around the inside of a circular track. The ball leaves the track at point P.

Which path does the ball follow?

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P

AB

CD

E

Eric Mazur, “Peer Instruction”

Draw a cell’s plasma membrane using circles and lines to represent the two “ends” of the phospholipids that

comprise the membrane. Indicate the inside and outside of the cell with respect to the membrane.

Question credit: CWSEI, SEI

example phospholipid

Part 1 of 2

My drawing looks differentQuestion credit: CWSEI, SEI

Which of the following illustrations looks most like your own drawing?

Part 2 of 2

Which of the parallelograms in the figure below are unit cells?

Credit: http://www.jce.divched.org/JCEDLib/QBank/collection/ConcepTests/

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John is walking to school. This graph shows his position as a function of time. When is John moving with the greatest velocity?

time

position

A B C D E (UBC CWSEI)

What texture does this rock display?

A. Phaneritic

B. Aphanitic

C. Porphyritic

D. Glassy

CU SEI

Prediction & Experiments

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Show students that a light bulb lights up when it’s connected to a power source through a weak acid.

What will happen if I use a 100% acid solution?

(A) Brighter (B) Dimmer

(Most students answer brighter; but the light bulb won’t light in a 100% acid solution)

Origin unknown15

16Ian Beatty, UMass Amherst

A.IncreaseB. DecreaseC. Stay the same

Observations of a particular ecosystem lead you to propose this food web. If a disease causes the population of frogs to decrease, what would you expect to happen to the

population of rabbits?

If you lower a 1.5 kg mass on a string into a 5 kg beaker filled with water, what happens to

the reading on the scale?

A) increases to 6.5 kgB) increases to a value < 6.5 kgC) increases to a value > 6.5 kgD) stay the same

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(UBC CWSEI)

Which action will increase the concentration of the solution?

I. Add more CuSO4

II. Evaporate waterIII. Drain water

a. I onlyb. I and IIc. II and IIId. I and IIIe. I, II, and II Using PhET interactive simulation

http://phet.colorado.edu

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A. It will keep on coming out, flowing the same as before

B. It will keep coming out, but it will flow a bit slower than before

C. It will keep coming out, but start to flow upwards

D. It will keep coming out, flowing horizontally with the falling cup

E. It will stop flowing

A cup filled with water has a hole in the side through which the liquid is flowing out. If the cup is dropped from a height, what will happen to the water flowing from the cup?

(Cynthia Heiner)

Discussion / No one right answer

A block m sits on a rough surface, with a spring attached and extended. As the block moves up the incline a small distance, how many forces

are exerted on the block? A. One forceB. Two forcesC. Three forcesD. Four forcesE. Five forcesF. Six forcesG. Seven forcesH. More than seven forcesI. Impossible to determineJ. None of the above

21Bill Gerace, UMass Amherst

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Which superpower would you rather have? The ability to…

A. Change the mass of thingsB. Change the charge of thingsC. Change the magnetization of thingsD. Change the boiling point of things

Question: Ian Beatty, UMass-AmherstImage: Thibault fr on Wikimedia

23Kate Dollard, Northampton HS (based on a question by Chevy Seney of Frontier Regional School)

If you could only have one system left, which would it be?

1. Circulatory2. Nervous3. Endocrine4. Immune5. Digestive6. Respiratory7. Exretory8. Muscle/Skeletal

Surveys

Are you concerned about global climate change?

A. Yes

B. No

C. I don’t think the climate is changing

D. I don’t know if the climate is changing

E. I think the climate is changing but I don’t know whether I should be concerned about it or not

CU-SEI

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What do you think is the most effective intervention for the prevention of infection?

A.Prophylactic antibioticsB. Contact precautionsC. HandwashingD.Fewer invasive interventionsNursing program, CU –Denver, Gail Armstrong

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Do you think that nuclear power is too dangerous to be used in the U.S.?

A. YesB. NoC. I’m not sure

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Do you know someone who has cancer (or had it in the past)?

A. Yes, someone close to meB. Yes, but I didn’t know them wellC. NoD. Not sure

Origin unknown

Which of the following are you least comfortable using to solve problems?

A. KinematicsB. Newton’s LawsC. Work-Energy theoremD. Momentum-Impulse theoremE. Angular Momentum-Angular Impulse

Theorem

Credit: Ian Beatty

Real-time confusion meter

A. I’m bored – speed upB. I’m with youC. Slow down a littleD. I’m totally lost

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True/FalseYes/No

and variations

If you want to do as little work as possible while carrying a heavy box, should you be careful not to let it move up and down at all as you walk?

A. YesB. NoC. It depends

32Ian Beatty, UMass Amherst

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Both bacteria and viruses can trigger immune system response. Which of the following is a FALSE statement about bacteria and viruses?

A. Viruses are cells.B. Viruses replicate inside human cells.C. Bacteria can replicate their own DNA.D. Viruses can have RNA as genetic material.Integrative Physiology, Physics, Molecular, Cellular and Developmental Biology, CU-Boulder; Nursing program, CU –Denver

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Cathy Wanat, Northampton High School

In this food chain, would you expect to have more owls or more frogs? Why?

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Body temperature is maintained constant throughout the human body. True or false?

A. TrueB. False

Origin Unknown: Bill Something, Human Physiology II

How many of the following statements about selection are true?

Plants: During their lifetime, plants may experience many different sources of selection

Insects: Insects often experience a different type of selection as larvae than as adults

Birds: Birds can experience different directions of selection in different years

Mammals: Selection in mammals always operates more strongly on survival than on reproduction

A) 0 B) 1 C) 2 D) 3 E) 4Question credit: Greg Bole