The surface temperature of a star can be estimated based on the star's

a. size.

c. age.

b. color.

d. mass.

which of the followng is a process promptef by a question, observation, conclusion inquiry or measerment

How do scientist measure liquids?

What can you infer about the density of a substance if a block of that substance float in water

What is the difference between "exercise" and "physical activity"?

1.48 Assume that the air volume in a small automobile tire is constant and equal to the volume between two concentric cylinders 13 cm high with diameters of 33 cm and 52 cm. The air in the tire is initially at 25 °C and 202 kPa.

On a spring break vacation you decide to visit the grand canyon near flagstaff, arizona. then you head south to visit some friends in phoenix, arizona. while on the drive you notice that the temperature is increasing along the route.

An object weighing 1.840 kg has a volume of 0.0015 m3. What is the density of the object in g/cm3?

What is the purpose of cooking using sunlight?

Two planets of the same mass are observed. Which of the following distances between the two planets would result in the least gravitational attraction? A. 90 light years B. 80 light years C. 60 light years D. 50 light years

How would you make a structure stronger?