What is the luminosity of a 2-solar-mass main-sequence star compared to the sun? 2 0.14 1.414 11.3?

What type of social media site uses a community knowledge to solve a users query? a) online market b) social book marketing site c) social news site d) online forum

A large part of the Kalahari desert is located in the nation of A-Malawi B-Botswana C-Mozambique D-Congo-Kinshasa

Which waste management process involves the burning of natural solid waste

At 6 PM, a buff astronomy instructor is preparing for a date with Victoria Pratt when he observes a fingernail shaped moon fairly low in the western sky. What phase is the moon in and how long will it take before the next new moon occurs?

How do fold mountains occur?

What are some global forces (international) that has changed language over the centuries?

If you were to make a trip somewhere in the world, where would you find the richest historical evidences of early travel? a. mediterranean area b. india c. middle east d. north america e. south america

How are air pressure and temperate connected to the type of weather in a specific time and place?

What are the main differences between animism, polytheism, and monotheism?

If yz bisects the angle ayx then yxz yaz