What type of mixture is gold? b) 14-karat gold is an alloy of gold and other metals such as copper and silver. Alloys are homogeneous mixtures. Pure gold is referred to as 24-karat gold. How many types of atoms are in pure gold? 3 kinds What is a single atom called? Some elements are monatomic, […]
Why is eating food with macromolecules important?
Why is eating food with macromolecules important? Food provides the body with the nutrients it needs to survive. Many of these critical nutrients are biological macromolecules, or large molecules, necessary for life. These macromolecules (polymers) are built from different combinations of smaller organic molecules (monomers). What does it mean to say a food is a […]
What is the legal definition of under the influence?
What is the legal definition of under the influence? Phrase used to describe a person who is intoxicated, affected by the use of alcohol or drugs, or a combination of both. See: driving under the influence (DUI) Does alcohol permanently damage the brain? Heavy drinking and binge drinking can result in permanent damage to the […]
What is alcohol mixture?
What is alcohol mixture? Drinking alcohol (ethanol) is a not a mixture, but a pure substance that happens to be a liquid at room temperature and typical atmospheric pressure. It’s about 43% ethanol, the rest is mostly water (which makes it a mixture). Which types of substance is glucose? Glucose, also called dextrose, one of […]
Does 1 cigarette a day affect you?
Does 1 cigarette a day affect you? THURSDAY, Jan. 25, 2018 (HealthDay News) — If you think having just one cigarette a day won’t do any harm, you’re wrong. British researchers say lighting up just once a day was linked to a much higher risk of heart disease and stroke than might be expected. What […]
How long should a dryer element stay on?
How long should a dryer element stay on? 2 minutes Should heating element in dryer glow? This is normal. The glow is from the heating element and is most noticeable if the cycle has been interrupted to remove or add an article of clothing. During the drying cycle, the element heats and glows. Can dryer […]
What does resistance to blood flow mean?
What does resistance to blood flow mean? Blood flow is the movement of blood through a vessel, tissue, or organ. The slowing or blocking of blood flow is called resistance. In the arterial system, as resistance increases, blood pressure increases and flow decreases. What does vascular resistance depend on? Vascular resistance depends on blood flow […]
What are some examples of muscular strength?
What are some examples of muscular strength? Examples of muscle-strengthening activities include: lifting weights. working with resistance bands. heavy gardening, such as digging and shovelling. climbing stairs. hill walking. cycling. dance. push-ups, sit-ups and squats. Are pull ups a good test of strength? Pull-ups are an excellent way to measure baseline strength to bodyweight ratio […]
What does photothermal mean?
What does photothermal mean? : of or relating to both light and heat. What is the root word of destructive? Something is destructive when it really messes things up. The word destructive comes from the Latin destruere which means literally to unbuild. In addition to describing a storm or battle, the word can be used […]
What three things can happen when light strikes an object?
What three things can happen when light strikes an object? The Sun casts its longest shadow when it first appears and before it disappears. When light waves hit substances, three things can happen: Light can be refracted, absorbed, or reflected. Reflection occurs when light strikes a surface and bounces off. What is apparent color? ‘Apparent […]