Can you describe the relationship between the water cycle and living things? Animals contribute water mainly through breathing, perspiration and urination. When droplets of sweat evaporate from the surface of an animal’s skin, they take a bit of the animal’s body heat with them. They also turn into water vapor and enter the water cycle, […]

What is Greek word for city state? Polis, plural poleis, ancient Greek city-state. … Which of the following is the Greek term for open meeting place? Agora What is the Greek word for city used to designate? Polis. This is the Greek word for “city,” used to designate the independent city – states of ancient […]

Why did many European explorers come to Canada? When First Nations came into contact with European settlers and explorers, the first people they met were often traders and missionaries. Many of the first Europeans to come to Canada wanted to set up trading networks. European missionaries also came to Canada and tried to convert native […]

Which of the following is the greatest risk of an excavation? The greatest risk in an excavation is a cave-in. Employees can be protected through sloping, shielding, and shoring the excavation. A competent person is responsible to inspect the excavation. Other excavation hazards include water accumulation, oxygen deficiency, toxic fumes, falls, and mobile equipment. What […]

Which climate zone is Antarctica in? The fourth, or subantarctic and Antarctic, zone occupies the wide belt between latitude 45° S and the continent of Antarctica. Steady westerly winds prevail, reaching gale force at times with their passage through deep Antarctic low-pressure zones. The average winter air temperature varies… What type of climate does most […]

What is runoff pollution? Polluted Runoff, Nonpoint Source Pollution, U.S. EPA. Nonpoint source pollution is caused by rainfall or snowmelt moving over and through the ground. As the runoff moves, it picks up and carries pollutants into lakes, rivers, wetlands, coastal and ground waters. What is the most environmentally friendly way to make coffee? The […]

Where is Giza found? Upper Egypt In which country Giza pyramids are seen? How the Pyramids at Giza were built is one of Egypt’s biggest mysteries. The Giza Pyramids, built to endure an eternity, have done just that. The monumental tombs are relics of Egypt’s Old Kingdom era and were constructed some 4,500 years ago. […]

Which statement about passive solar heating systems is true? They do not produce electricity. Passive solar heating is a technique where the sun’s energy is used for heating spaces. It does not generate electricity but can save substantial electricity by making use of thermal mass. Materials that have a high density such as concrete and […]

How much of the Australian population is Aboriginal? 3.3% What happened to the Aboriginal population of Australia? After European settlers arrived in 1788, thousand of aborigines died from diseases; colonists systematically killed many others. At first contact, there were over 250,000 aborigines in Australia. The massacres ended in the 1920 leaving no more than 60,000. […]

What environmental impacts does mining have? Mine exploration, construction, operation, and maintenance may result in land-use change, and may have associated negative impacts on environments, including deforestation, erosion, contamination and alteration of soil profiles, contamination of local streams and wetlands, and an increase in noise level, dust and … Can mining and environmental protection co […]