Module J Unit 2 Lesson 2 GRADE A
B - (correct answer)A car with loud bass speakers drives by a house. The windows of
the house vibrate
significantly. What term best describes why the windows vibrate?
A. interference
B. resonance
C. reflection
D. echoing
e
B - (correct answer)2. The following bar graph shows the speeds of a wave in air and
water.
How would the wave speeds change if the temperature of the air and water were both
increased equally?
A. Neither would increase in speed.
B. Both waves would increase in speed.
C. The wave in air would increase in speed.
D. The wave in water would increase in speed.
A - (correct answer)3. What is the best explanation for why, on average, children playing
inside a house are
louder than those playing outside?
A. Sound waves can reflect off many walls and surfaces.
B. Houses are heated, so sound waves travel faster in the air.
C. Constructive interference from walls and wood floors is common.
D. Vibrations in the windows causes the sounds to intensify.
B - (correct answer)A car with loud bass speakers drives by a house. The windows of
the house vibrate
significantly. What term best describes why the windows vibrate?
A. interference
B. resonance
C. reflection
D. echoing
e
B - (correct answer)2. The following bar graph shows the speeds of a wave in air and
water.
How would the wave speeds change if the temperature of the air and water were both
increased equally?
A. Neither would increase in speed.
B. Both waves would increase in speed.
C. The wave in air would increase in speed.
D. The wave in water would increase in speed.
A - (correct answer)3. What is the best explanation for why, on average, children playing
inside a house are
louder than those playing outside?
A. Sound waves can reflect off many walls and surfaces.
B. Houses are heated, so sound waves travel faster in the air.
C. Constructive interference from walls and wood floors is common.
D. Vibrations in the windows causes the sounds to intensify.
