You put a black sock and a white sock on the sidewalk on a sunny day, and recorded the temperatures as 100 for the black sock and 87 for the white sock. Explain the differences in temperatures. THE SOLAR ENERGY DID NOT REACH THE WHITE SOCK .... OR .... THE DARK COLORED SOCKS ABSORBED MORE SOLAR ENERGY.
The dark-colored socks absorbed more solar energy.
100
A bridge that crosses a small river was damaged by a flood. After engineers repair the bridge, which
engineering procedure should be performed next?
THEY SHOULD TEST THE STRENGTH OF THE BRIDGE .... OR .... THEY SHOULD MEASURE THE WIDTH OF THE RIVER
THEY SHOULD TEST THE STRENGTH OF THE BRIDGE
100
An automobile engine converts the chemical energy in gasoline mostly into heat and MECHANICAL ENERGY ... OR ... NUCLEAR ENERGY
MECHANICAL ENERGY
100
IF YOU HAVE A FROG, SOME GRASS, AND A SPIDER - WHICH ONE IS A PRODUCER?
GRASS
200
Do all experiments produce results we can trust? YES ... OR ... NO ... AND WHY!
NO - BECAUSE ... (Teacher Choice)
200
New fluorescent bulbs use less electrical energy and last longer than traditional incandescent bulbs.
What is a benefit of this technological advance? THE BULBS NEVER NEED TO BE REPLACED ... OR ... FEWER BULBS WILL END UP IN LAND FILLS
FEWER BULBS WILL END UP IN LAND FILLS
200
A gasoline engine only converts about 15% of the chemical energy of gasoline into mechanical
energy. What other energy transformation is taking place in the gasoline? CHEMICAL TO THERMAL ... OR ... MECHANICAL TO NUCLEAR
CHEMICAL TO THERMAL
200
Which process begins the transfer of materials and energy throughout a forest ecosystem? REPRODUCTION ... OR ... PHOTOSYNTHESIS
PHOTOSYNTHESIS
300
Which of these is NOT part of the Scientific Method? PURPOSE, RESEARCH, INDEPENDENT VARIABLE, HYPOTHESIS, EXPERIMENT, ANALYSIS, OR CONCLUSION
INDEPENDENT VARIABLE
300
Designers of building materials need to test the strength and flexibility of a new material. They will
stack cement blocks on top of the material to see how much force the material can withstand until it
bends. Which tool will best test the strength of the material? MICROSCOPE ... OR ... SPRING SCALE
SPRING SCALE
300
Which material would best conduct electricity? WOOD ... OR ... COPPER
COPPER
300
A grassland biome contains many abiotic and biotic factors. What is an example of a biotic factor
of this biome? PLANTS ... OR ... CLOUDS
PLANTS
400
What is a dependent variable?
Teacher Choice (The factor that changes because of the manipulated variable - response)
400
Which is the best example of adaptive biotechnology? MEASURING VOLUME IN A BEAKER ... OR ... DOORBELLS THAT FLASH A LIGHT WHEN ACTIVATED
DOORBELLS THAT FLASH A LIGHT WHEN ACITIVATED
400
A continuous flow of negative charges creates a/an ... ELECTRIC CURRENT... OR ... SWITCH
ELECTRIC CURRENT
400
Plants in the tundra biome grow close to the ground and have shallow root systems. Which
statement best explains why these plants have shallow root systems? THE GROUND IS FROZEN MUCH OF THE YEAR ... OR ... THE PLANTS ARE EATEN BEFORE THEY ARE MATURE
THE GROUND IS FROZEN MOST OF THE YEAR
500
A student wants to determine if different colored boxes produce the same temperature as a white
box. The student places white, blue, and red boxes of the same size in the sunlight. A thermometer is
placed inside each box. The student observes and records the temperatures in the boxes throughout
the day. Which is the dependent variable in this investigation? SIZE OF THE BOXES ... OR ... RECORDED TEMPERATURES
RECORDED TEMPERATURES
500
Name 3 benefits of technology.
Teacher's choice
500
How would the world be different if insulators did not exist?