Humans utilize interactions between matter and energy.
• chemical to electrical, light, and heat: battery and bulb;
• electrical to sound (e.g. doorbell buzzer);
• mechanical to sound (e.g., musical instruments, clapping);
• light to electrical (e.g., solarpowered calculator)
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Q 1/4
Score 0
The diagram below shows a toaster.
In order to toast a slice of bread, the toaster changes electrical energy into which other type of energy?
60
mechanical
heat
chemical
magnetic
Q 2/4
Score 0
Which energy transfer occurs when a student blows a whistle?
60
heat to mechanical
mechanical to sound
light to electrical
electrical to sound
4 questions
Q.
The diagram below shows a toaster.
In order to toast a slice of bread, the toaster changes electrical energy into which other type of energy?
1
60 sec
PS.4.2b
Q.
Which energy transfer occurs when a student blows a whistle?
2
60 sec
PS.4.2b
Q.
Which object will most likely be attracted to a magnet?
3
60 sec
PS.4.2b
Q.
Which action allows electrical energy to change to another form of energy?
