A force can be defined as any action that makes or tries to move, stop or alter the speed of a body in a given direction. TYPES OF FORCE There are two types of force namely: Contact force Non-contact CONTACT FORCE These are forces which sources are in contact with the body to which […]
EFFECTS OF POLLUTION Environment Degradation Environment is the first casualty for increase in pollution weather in air or water. The increase in the amount of CO2 in the atmosphere leads to smog which can restrict sunlight from reaching the earth. Thus, preventing plants in the process of photosynthesis. Gases like Sulfur dioxide and nitrogen oxide
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Pollution occurs when pollutants contaminate the natural surroundings; which brings about changes that affect our normal lifestyles adversely. Pollution is the introduction of contaminants into the environment that cause harm or discomfort to humans or other living organisms, or that damage the environment which can come in the form of chemical substances, or energy such
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Energy is the amount of force or power when applied can move one object from one position to another or Energy defines the capacity of a system to do work. Energy exists in everybody whether they are human beings or animals or non living things for e.g.: Jet, Light, Machines etc. What are the
Energy is the amount of force or power when applied can move one object from one position to another or Energy defines the capacity of a system to do work. Energy exists in everybody whether they are human beings or animals or non living things for e.g.: Jet, Light, Machines etc. SOURCES OF ENERGY
HIV/AIDS COUNSELLING AND TESTING VCT stands for voluntary counseling and testing. VCT is when a person chooses to undergo HIV/AIDS counseling so that they can make an informed decision about whether to be tested for HIV. The government is encouraging all of us to come forward to be tested for HIV. it believes that if many
DEFINITION OF STI /HIV/AIDS STIs means sexually transmitted infections. HIV stand for Human Immunodeficiency Virus while AIDS stands for Acquired Immune Deficiency Syndrome. HIV is the virus that causes AIDS. HIV destroys the body defence system while AIDS is the name given to the condition that occurs when HIV has weakened the body’s immune system.
Sexually Transmitted Infections (STIs), also known as Sexually Transmitted Diseases (STDs) or Venereal Diseases (VD) are diseases that are passed on from one person to another through sexual contact, and sometimes by genital contact – the infection can be passed on via vaginal intercourse, oral sex, and anal sex. Modes of transmission use of
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CONSEQUENCES/IMPLICATION OF TENAGE PREGNANCY Depression may arise when a teenager is pregnant. The teen may fall into a depression while trying to handle the emotions a pregnancy creates and all of the possibly negative feedback about the pregnancy from friends and family. The fluctuating hormones that a pregnancy causes may also prompt depression. Uncertainty about
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Pregnancy symptoms: Top 11 early signs of pregnancy Food aversions Mood swings Abdominal bloating Frequent urination Fatigue Sore breasts Light bleeding or spotting Nausea A missed period High basal body temperature Positive home pregnancy test GROWTH OF THE FOETUS One month pregnant; Your baby is an embryo consisting of two layers of cells from
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Meaning of menstruation Menstruation, also known as a period or monthly, is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina. The first period usually begins between twelve and fifteen years of age, a point in time known as menarche. However, periods may occasionally start as
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Reproductive System is a term applied to the group of plant or animal organs that are necessary for or that are accessory to the reproductive processes. Reproduction, process whereby all living organisms produce offspring. Reproduction is one of the essential functions of plants, animals, and single celled organisms, as necessary for the preservation of the
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WATER POLLUTION Water pollution is when waste, chemicals, or other particles cause a body of water (i.e. rivers, oceans, lakes) to become harmful to the fish and animals that need the water to survive. Water pollution can disrupt and negatively impact nature’s water cycle as well. Causes of Water Pollution Water pollution has various
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AIR POLLUTION Air pollution is when unwanted chemicals, gasses, and particles enter the air and the atmosphere causing harm to animals and damaging the natural cycles of the Earth. Various Causes of Air pollution The burning of fossil fuels Sulfur dioxide emitted from the combustion of fossil fuels like coal, petroleum and other factory combustibles
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Environmental Health is the branch of public health that focuses on the interrelationships between people and their environment, promotes human health and well-being, and fosters healthy and safe communities. EXAMPLES OF ENVIRONMENTAL HEALTH HAZARD Tobacco smoke. Radon. Asbestos. Lead. Combustion gases. Tap water Household chemicals. Pesticides See also High and long jump Classes
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A carb is a macronutrient—a sugar, starch or fiber found in grains, fruits, vegetables, and dairy products. They’re hard to avoid and they’re one of the most basic food groups humans need to stay alive. Sources of Carbohydrates Carbohydrates are found in a wide array of both healthy and unhealthy foods—bread, beans, milk, popcorn,
Nutrition is how food affects the health of the body. Food is essential—it provides vital nutrients for survival, and helps the body function and stay healthy. The process of taking in food and using it for growth, metabolism, and repair. CLASSES OF FOOD There are seven major classes of nutrients: Carbohydrates. Fats. Minerals. Proteins.
The skeleton is the body part that forms the supporting structure of an organism. It can also be seen as the bony frame work of the body which provides support, shape and protection to the soft tissues and delicate organs in animals FUNCTIONS OF THE SKELETAL SYSTEM Skeletal system has several additional functions, including:
There are seven activities which make organisms different from non-living things. These are the seven characteristics of living organisms. 1. Nutrition Living things take in materials from their surroundings that they use for growth or to provide energy. Nutrition is the process by which organisms obtain energy and raw materials from nutrients such as proteins,
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Comparison of plant and animals as living things Animals are classified as wild and domestic animal. Domestic animals are animals that live with us at in our home, school compound and environment which we care for and they are not harmful to us. Domestic animals can also be called a friendly animal. While wield animals