Which object in space emits light because it

releases energy produced by nuclear fusion?

(1) Earth's Moon (3) Venus

(2) Halley's comet (4) Polaris

Which of the following is not a major component of magma? a.) dissolved gases. b.) partially melted mineral crystals. c.) water. d.) lava

What is the most important reason that astronomers have learned more about our planetary system in the last 30-40 years than all of history before then?

Earthquakes cause erosion as they flow downhill, carving valleys and mountain peaks

Which area is the most common source region for cold, dry air masses that move over New York State? (1) North Atlantic Ocean (2) Gulf of Mexico (3) central Canada (4) central Mexico

Agriculture case studies

The US counties that border Mexico have an unusually high percentage of people in which age group? A. 0-17 B. 18-39 C. 40-59 D. 60-79

Identify the differences between hard and soft engineering coastal management strategies (4m marks)

Most common form of government found in Africa today

When were the chocolate hills discovered?

maria receives a cake order for charity event from a company. She uses 375g of flour, 250g of cocoa powder and 300g chocolate for a one kilogram cake. If the company orders a 7kg cake, what is the ratio of each of the ingredients that she needs?