There is no science place so i put as math
What energy transformation occurs when a car stereo...
Mathematics, 20.10.2020 21:01, alyo31500
There is no science place so i put as math
What energy transformation occurs when a car stereo is turned on?
Chemical to electrical to sound
Chemical to sound to electrical
Electrical to sound to chemical
Electrical to chemical to sound
Question 2(Multiple Choice Worth 4 points)
(01.03 LC)
Which of the following has mechanical energy?
Battery
Burger bun
Stretched band
Visible light
Question 3(Multiple Choice Worth 4 points)
(01.03 MC)
An energy transformation flow diagram is shown.
A flow diagram beginning with an X. An arrow goes from the X to a music player with headphones. Another arrow goes from the music player to the words Sound Energy.
What type of energy does X most likely represent?
X = mechanical energy
X = gravitational energy
X = chemical energy
X = thermal energy
Question 4(Multiple Choice Worth 4 points)
(01.03 LC)
What type of energy is present inside the nucleus of an atom?
Thermal energy
Electrical energy
Nuclear energy
Radiant energy
Question 5(Multiple Choice Worth 4 points)
(01.02 LC)
In the classification of living organisms, which of the following is an example of a domain?
Animalia
Bacteria
Fungi
Protista
Question 6(Multiple Choice Worth 4 points)
(01.03 MC)
What best describes the dropping height of a ball that bounced back up to a height of 45 centimeters?
Less than 45 centimeters, as the ball transforms some of its thermal energy into potential energy
Greater than 45 centimeters, as the ball transforms some of its thermal energy into potential energy
Less than 45 centimeters, as the ball transforms some of its potential energy into thermal energy and sound energy
Greater than 45 centimeters, as the ball transforms some of its potential energy into thermal energy and sound energy
Question 7(Multiple Choice Worth 4 points)
(01.01 MC)
The table shows the commonly eaten foods of some groups of organisms.
Commonly Eaten Foods ListGroup Commonly Eaten Foods
A squids, crabs, lobsters
B branches, barks, twigs, roots
C insects, leaves, nuts, bird eggs
D vegetables, fish, grains, fruits
Which groups contain both primary and secondary consumers?
A and B
B and C
C and D
B and D
Question 8(Multiple Choice Worth 4 points)
(01.02 MC)
According to the Linnaean taxonomy, which highest-ranking taxa would a multicellular organism belong to when it has a nucleus, specialized cells, and a cell wall, but does not have the ability to make its own food?
Fungi
Plantae
Eubacteria
Archaebacteria
Question 9(Multiple Choice Worth 4 points)
(01.05 MC)
Meg has two glasses of grape juice. Glass A has 80 grams of juice at 30 °C. Glass B has 80 grams of juice at 50 °C.
Which of the following steps will make the kinetic energy of the molecules of the juice in both glasses equal?
Decrease the temperature of juice in Glass A by 20 °C
Increase the temperature of juice in Glass A by 20 °C
Decrease the temperature of juice in Glass B by 30 °C
Increase the temperature of juice in Glass B by 30 °C
Question 10(Multiple Choice Worth 4 points)
(01.04 MC)
What is the most likely evidence of an energy transformation taking place when a skater glides over ice?
Skating blades become cold as kinetic energy is transformed into thermal energy
Skating blades become cold as kinetic energy is transformed into gravitational energy
Small tracks of water are left on the ice as kinetic energy is transformed into thermal energy
Small tracks of water are left on the ice as kinetic energy is transformed into gravitational energy
Question 11(Multiple Choice Worth 4 points)
(01.05 MC)
Maya has four glasses of milk. The temperature and the amount of milk in each glass are shown:
Glass A: 20 grams of milk at 10 °C
Glass B: 50 grams of milk at 80 °C
Glass C: 20 grams of milk at 50 °C
Glass D: 50 grams of milk at 80 °C
Which statement is correct?
The molecules of milk in Glass A have less kinetic energy than the molecules of milk in Glass C.
The molecules of milk in Glass B have greater kinetic energy than the molecules of milk in Glass D.
The molecules of milk in Glass C have the same kinetic energy as the molecules of milk in Glass A.
The molecules of milk in Glass B have less kinetic energy than the molecules of milk in Glass D.
Question 12(Multiple Choice Worth 4 points)
(01.02 LC)
Which kingdom does a multicellular living organism most likely belong to?
Archaea
Bacteria
Eubacteria
Fungi
Answers: 3
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Answers: 1
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