What is the name of the largest planet in our solar system?

• Sun
• Saturn
• Jupiter
• Uranus

Cell is the smallest unit of rock.

What is the name of the system that have lungs?

• Nervous system
• Cardiovascular system
• Reproductive systems
• Respiratory system

At what temperature are Celsius and Fahrenheit equal?

• -39 degreees
• 39 degrees
• -40 degrees
• -7 degrees