which of the following is not a form of energy that can occur during a physical change?
○ light is given off
○ temperature is given off
○ both
○ neither

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Accepted Answer

# Brief Explanations:
1. First, analyze "light is given off": In some physical changes (like lightning, or certain phase changes with light emission in some cases, though more common in chemical, but some physical can have light), but actually, light emission during a physical change is less typical and often associated with chemical (like combustion). However, "temperature is given off" - temperature is a measure of thermal energy, and in physical changes (like cooling during phase change, heat is transferred, so temperature change occurs, but "temperature is given off" is incorrect phrasing. Wait, no: Physical changes can involve energy transfer (heat, which relates to temperature). But light emission during a physical change: For example, when a substance changes state, does it give off light? Usually, light emission (like glowing) is more chemical (like a light bulb is physical? Wait, a light bulb's filament glowing is physical (heating, phase change of filament? No, it's resistive heating, physical process, and light is given off. Wait, maybe the key is: In physical changes, energy changes are usually thermal (heat, temperature change), but light emission is more associated with chemical (like a fire, which is chemical). Wait, no, the options: "light is given off" - in physical change, can light be given off? For example, when you break a glow stick, but that's chemical. Wait, maybe the correct approach: Physical changes (like melting, freezing, dissolving) involve energy changes (heat, so temperature change - heat is given off or absorbed, which relates to temperature). But light emission is not a typical energy form in physical change. Wait, but the option "temperature is given off" - temperature is a measure, not a form of energy. Heat is the energy transferred, which causes temperature change. So "temperature is given off" is incorrect. But the question is which is NOT a form of energy during physical change. Wait, maybe the intended answer is "light is given off" is not typical, but maybe the options are tricky. Wait, let's re-express: Physical changes can have energy changes like heat (temperature change - heat is given off/absorbed, so temperature change is a result, but "temperature is given off" is wrong wording. But the options: "light is given off" - in physical change, is light a form of energy that occurs? For example, when you rub your hands (physical, friction), heat is produced (temperature change), but no light. A light bulb: electrical to light and heat, physical change (filament heating, no chemical change), so light is given off in physical change. Wait, this is confusing. Wait, the options: "light is given off" - is that a form of energy in physical change? "Temperature is given off" - temperature is not energy, heat is. So "temperature is given off" is incorrect. But the question is which is NOT a form of energy during physical change. Wait, maybe the intended answer is "light is given off" is not a form of energy in physical change, but actually, in physical change (like phase change with light, or electrical to light in physical process), light can be. Wait, maybe the options are misphrased. Alternatively, the correct answer is "light is given off" because physical changes typically involve thermal energy (temperature change - heat), but light is more chemical. But the option "temperature is given off" is wrong because temperature is not energy. Wait, the question is which is NOT a form of energy. So "temperature is given off" - temperature is a measure, not energy, so that's not a form of energy. But "light is given off" - light is energy. Wait, this is conflicting. Wait, let's check the options again:

Options:

- light is given off (light is a form of energy)

- temperature is given off (temperature is not energy, heat is. So "temperature is given off" is not a form of energy)

- both

- neither

Wait, but the question is which is NOT a form of energy that can occur during physical change. So "temperature is given off" - temperature is not energy, so it's not a form of energy. But "light is given off" - light is energy, and can occur in physical change (like light bulb, which is physical). So the answer would be "light is given off" is a form of energy, "temperature is given off" is not. But the options: the first option is "light is given off" (energy), second "temperature is given off" (not energy). So the one that is NOT a form of energy is "temperature is given off"? But the options are structured as: which is NOT a form of energy during physical change. Wait, maybe the intended answer is "light is given off" because physical changes don't involve light energy, but that's not true. Alternatively, the correct answer is "light is given off" is not a form of energy in physical change, but I think the key is that "temperature is given off" is incorrect because temperature is not energy, while light is energy. But the question is which is NOT a form of energy. So "temperature is given off" is not a form of energy. But the options: let's see the choices. Wait, maybe the question is phrased as "which is NOT a form of energy that can occur during physical change". So "light is given off" - can light occur? In physical change, yes (like light bulb, or maybe some phase changes with light, though rare). "Temperature is given off" - temperature is not energy, so it's not a form of energy. So the answer would be "temperature is given off" is NOT a form of energy. But the options are:

- light is given off

- temperature is given off

- both

- neither

Wait, maybe the intended answer is "light is given off" because physical changes (like melting, freezing) involve heat (temperature change), but light is more chemical. But in a light bulb, it's a physical change (filament heating, no chemical reaction) and light is given off. So that's a physical change with light. So maybe the answer is "temperature is given off" is not a form of energy, because temperature is not energy. So the correct option is "temperature is given off" is NOT a form of energy. But the options are presented as: which is NOT a form of energy. So the answer is the option "light is given off" is a form of energy, "temperature is given off" is not. Wait, no: light is energy (electromagnetic), temperature is a measure of kinetic energy. So "temperature is given off" is incorrect because temperature is not energy, it's a property. So the answer is "temperature is given off" is NOT a form of energy. But the options: the second option is "temperature is given off". But maybe the question is intended to say that light is not a form of energy in physical change, but that's wrong. Alternatively, the correct answer is "light is given off" because physical changes don't involve light, but that's not true. I think there's a mistake in the options, but based on the options, the correct answer is "light is given off" is a form of energy, "temperature is given off" is not. Wait, no: the question is which is NOT a form of energy. So "temperature is given off" is not a form of energy, so that's the answer. But the options are:

- light is given off (energy)

- temperature is given off (not energy)

- both (both not energy? No)

- neither (both are energy? No)

So the correct answer is the option "light is given off" is a form of energy, "temperature is given off" is not. Wait, no, the question is which is NOT a form of energy that can occur during physical change. So "light is given off" - can it occur? Yes (physical change, light bulb). "Temperature is given off" - temperature is not energy, so it's not a form of energy. So the answer is "temperature is given off" is NOT a form of energy. But the options are:

Option 2: temperature is given off.

But maybe the intended answer is "light is given off" because physical changes (like phase changes) involve heat (temperature), but light is chemical. But I think the correct answer is "light is given off" is a form of energy, and "temperature is given off" is not. So the answer is the option "light is given off" is a form of energy, so the one that is NOT is "temperature is given off". Wait, no, the question is which is NOT a form of energy. So "temperature is given off" is not a form of energy, so that's the answer. But the options are:

- light is given off

- temperature is given off

- both

- neither

So the correct option is "light is given off" is a form of energy, "temperature is given off" is not. So the answer is the option "temperature is given off" is NOT a form of energy. But I think the intended answer is "light is given off" because physical changes don't produce light, but that's incorrect. Alternatively, the answer is "light is given off" is not a form of energy in physical change, so the answer is the first option. But I'm confused. Wait, let's recall: Physical changes (like melting, freezing, dissolving) involve energy changes in the form of heat (so temperature change - heat is given off or absorbed). Light emission is more associated with chemical changes (like combustion, or a glow stick). So in physical change, light is not typically a form of energy released, while heat (temperature change) is. So "light is given off" is NOT a form of energy in physical change, while "temperature is given off" (heat, which is energy) is. So the answer is "light is given off".

Wait, now I'm really confused. Let's re-express:

- Physical change: change in state, shape, etc., no new substance.

- Energy in physical change: usually thermal (heat), so temperature change (heat given off/absorbed).

- Light energy: usually in chemical changes (like a fire, or a battery-powered light, but a light bulb is physical? Wait, a light bulb: electrical energy to light and heat, filament heating (physical, no chemical change), so light is given off in physical change. So that's a physical change with light. So light can be a form of energy in physical change.

- "Temperature is given off": temperature is a measure, not energy. Heat is energy, which causes temperature change. So "temperature is given off" is incorrect phrasing, as temperature is not energy. So the option "temperature is given off" is NOT a form of energy.

So the answer is the option "temperature is given off" is NOT a form of energy. But the options are:

1. light is given off

2. temperature is given off

3. both

4. neither

So the correct answer is option 2: temperature is given off.

# Answer:
B. temperature is given off

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