Based on the characteristics provided in the data, the likely Solar System objects for each row are:
-
Blank space 1: Mercury
- Average Distance from the Sun: 108 million kilometers
- Diameter: 12,104 kilometers
- Composition: rock
- Shape of Orbit: nearly circular
-
Blank space 2: Mars
- Average Distance from the Sun: 394 million kilometers
- Diameter: 61 kilometers
- Composition: rock
- Shape of Orbit: nearly circular
-
Blank space 3: Jupiter
- Average Distance from the Sun: 779 million kilometers
- Diameter: 142,984 kilometers
- Composition: gas
- Shape of Orbit: elliptical
-
Blank space 4: Comet (for example, Halley's Comet)
- Average Distance from the Sun: 2679 million kilometers
- Diameter: 9 kilometers
- Composition: ice, rock, gas
- Shape of Orbit: highly elliptical
So, the objects would be filled in the table as follows:
- Blank space 1: Mercury
- Blank space 2: Mars
- Blank space 3: Jupiter
- Blank space 4: Comet (e.g., Halley's Comet)