Question

star chart
star diameter in kilometers
proxima centauri 200000
sun 1400000
sirius 2400000
arcturus 36000000
polaris 50000000
deneb 280000000
betelgeuse 1400000000
*all diameters are approximate.
3 ordering 1 point
according to this chart, put the following stars in order from smallest to largest.
1 polaris
2 sun
3 sirius
4 betelgeuse
4 multiple choice 1 point
what is the approximate diameter of the sun in kilometers?

Explanation:

Step1: Identify diameters

Identify the diameters of the given stars from the chart. Proxima Centauri: 200,000 km, Sun: 1,400,000 km, Sirius: 2,400,000 km, Arcturus: 36,000,000 km, Polaris: 50,000,000 km, Deneb: 280,000,000 km, Betelgeuse: 1,400,000,000 km.

Step2: Order stars

Order the stars (Polaris, Sun, Sirius, Betelgeuse) from smallest - to - largest diameter based on the values. Sun (1,400,000 km) < Sirius (2,400,000 km) < Polaris (50,000,000 km) < Betelgeuse (1,400,000,000 km).

Answer:

1. Sun
2. Sirius
3. Polaris
4. Betelgeuse