Star A has a surface temperature of 8000K and its thermal emission peaks around 360nm. Star B is twice as cold, with a temperature of 4000K. Its thermal emission must peak around... Question 3 options:

90nm

180nm

360nm

725nm

1450nm

How many types of rock can form from the rock cycle

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.