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Circuit City
Every Experiment
That's Life
Transformers
100

What happens if two objects of different temperatures come in contact with each other?



Thermal energy will flow from hot to cold.

100

In the circuit shown, which bulb burning out would mean that no current could flow through the circuit?

A
100

Which of the following is NOT part of a scientific investigation? [double click if you tell why]

A. collecting evidence through experiments 

B. revising data to fit the hypothesis

C. analyzing measurements

D. drawing conclusions from the data

D, because revising data to fit a hypothesis is wrong, lying and might be dangerous.
100
Ask a question using the food web shown.  If another team answers it, they get credit.  If no one gets it, you get triple credit.
many answers
100

In the food web shown, what changes sunlight into chemical energy?

algae, phytoplankton and plants

200
What determines an objects thermal energy?
the motion of its particles (molecules)
200
Name two electric insulators
Any two:  plastic, rubber, wood, or any non-metal except carbon
200
A preference for a certain outcome over another is:
bias
200
In an ecosystem, wolves eat elk, and elk eat grass.  If the number of wolves decreases, what will likely occur first?
Elks will increase.
200

Name an energy transformer that is a technology that responds to a social need.

absolutely any [If it didn't, no one would buy it!]

300
What is the name of the instrument that is used to measure the speed of the wind?
anemometer
300

Which part of a circuit changes electrical energy into another form of energy?

the load
300
What is an example of a hypothesis that cannot be tested with an experiment?
many answers
300
What is the role of decomposers in an ecosystem?
They break down waste and rotting matter.
300
What is the process by which organisms produce food and oxygen from sunlight?
photosynthesis
400
Why is the Rainfall Graph on the board biased?
The Y axis is not labeled correctly (numbers are skipped.)
400

In the diagram, if 'D' burns out, which loads will keep burning?

A & C

400

What do these measure:

beam balance:

ph meter:

wet dry hygrometer:



mass, acidity, relative humidity (how much water is in the air)

400

Which ocean zone most likely have no eyes and live in water as hot as 800C? [show diagram]

The Benthic zone. 

400
What happens to the energy that is not used when an engine is less than 100% efficient?
It is converted to heat.
500
!!DAILY DOUBLE!! DO NOT USE YOUR BOOK FOR THIS

Draw a diagram that shows a warm front.  Label the types of air and the direction of the moving air with arrows.

500
If you were an electrical engineer and want to develop a new technology, what is the first thing that you would do?
find a need
500
What beneficial result might happen if a scientist discovers her hypothesis is incorrect?
He results might lead to another hypothesis.
500
What biome will receive the greatest annual precipitation and have the most diverse animal life?
tropical rainforests
500

Which of these is potential energy?



thermal, chemical, gravity, sound, kinetic, elastic, mechanical, wind, electricity