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STAAR Reporting Category 2
Test Description: Energy
Instructions: Answer all questions to get your test result.
1) Which of these is NOT an example of the bicycle using mechanical energy?
A
The reflector allows the bicycle to be seen at night.
B
The wheels turn when the bicycle moves.
C
The pedals, gears, and chain help turn the wheels.
D
The front wheel guides the bicycle as it moves.
2) When a bat searches for prey at night, it makes sounds as it flies, and it uses the sounds' echoes to find its prey. When the bat flies and listens to echoes to locate prey it is using-
A
sound energy and thermal energy
B
light energy and mechanical energy
C
mechanical energy and sound energy
D
thermal energy and light energy
3) What type of energy is used to make turbines spin on a hydroelectric plant site?
A
Light energy
B
Thermal energy
C
Mechanical energy
D
Sound energy
4) What energy source for an energy-efficient house, calculator and satelite could they all have in common?
A
Electrical energy
B
Light energy
C
Mechanical energy
D
Sound energy
5) Kassidy went fishing. The fish appeared to be closer to the surface than it really was. What causes this difference?
A
Light is refracted.
B
Light is reflected.
C
Light is focused.
D
Light is blocked.
6) Which property of light makes it possible to produce hand shadows?
A
Light can be separated into diffferent colors.
B
Light travels in a straight line.
C
Light can be refracted.
D
Light is a form of energy.
7) Which is NOT a fact about light?
A
Light travels in a straight line.
B
Light is a form of energy.
C
Light can be destroyed.
D
Light can be refracted.
8) Which explanation could explain why Dylan's lower part of his body appears larger than his upper part of his body while he's standing in the pool.
A
The light rays that travel through water and then into air are enlarged.
B
The light rays that travel through water and then into air are reflected.
C
The light rays that travel through water and then into air are refracted.
D
The light rays that travel through water and then into air are reduced.
9) A few students paint the inside of several boxes a different color. They observe that the inside of the box painted white looks brighter than the others. What is the most likely reason this box looks brighter?
A
More white light passes through white paint.
B
More light is reflected off white paint.
C
More light is refracted by white paint.
D
More light is absorbed by white paint.
10) Which best demonstrates the reflection of light?
A
Looking at a lightbulb that is glowing
B
Looking through the glass of a large window
C
Looking at a star on a clear night
D
Looking at an image formed on a shiny silver spoon
11) Looking through a prism, Michelle saw that light bent and separated into many colors. In which other situation would light bend?
A
When light hits a mirror
B
When light hits a wall
C
When light passes through outer space
D
When light moves through air into water
12) Which of the following best describes how an objective lens of a telescope helps a meterologist observe the moon
A
The objective lens blocks light.
B
The objective lens refracts light.
C
The objective lens reflects light.
D
The objective lens produces light.
13) Which is the most logical procedure in a lab experiment?
A
Drop marbles of different sizes from the same height into different pans of flour.
B
Drop a single marble one time into a pan of flour.
C
Drop the same marble from different heights into the same pan of flour.
D
Drop marbles of different masses from different heights into different pans of flour.
14) Which peice of equipment is used appropriately?
A
A meterstick to measure height.
B
A stopwatch to measure length.
C
A beaker to collect spheres.
D
A graduated cyclinder to measure mass.
15) Which is the most likely testable question?
A
How do blocks affect spring scales?
B
How does the mass of a block change when it is pulled across a desk?
C
How do blocks of different sizes react to force?
D
How do different surfaces affect the amount of force needed to move a block?
16) What should students do to determine whether the force of the air from a balloon is enough to push a car 40 centimeters across the same floor in repeated trials?
A
Test the car several times using an identical balloon filled with the same amount of air
B
Test the car several times using different-sized balloons filled with the same amount of air.
C
Test the car several times using the different-sized balloons filled with different amounts of air
D
Test the car several times using an identical balloon filled with different amounts of air.
*select an answer for all questions
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