___ are giant balls of gases that give out their own heat and light.

Options

A. Stars
B. Sun
C. Polaris
D. Scorpis

Answer

To solve the question "___ are giant balls of gases that give out their own heat and light," we can follow these steps:

### Step 1: Understand the Definition
We need to identify what the question is asking. The blank is looking for a term that describes giant balls of gases that emit heat and light.

### Step 2: Analyze the Options
The options provided are:
- Option A: Stars
- Option B: Sun
- Option C: Polaris
- Option D: Scorpius

### Step 3: Evaluate Each Option
- **Option A: Stars** - This term refers to celestial bodies that are indeed giant balls of gases (mostly hydrogen and helium) that produce their own heat and light through nuclear fusion.
- **Option B: Sun** - The Sun is a specific star, but it does not encompass all giant balls of gases.
- **Option C: Polaris** - Polaris is a specific star (the North Star), but again, it is not a general term for all such bodies.
- **Option D: Scorpius** - Scorpius is a constellation, not a term for giant balls of gases.

### Step 4: Select the Correct Answer
Based on the definitions and evaluations, the correct answer is **Option A: Stars**. Stars are the general term that fits the description given in the question.

### Final Answer
The answer to the question is **Stars**.

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