How do we use convex mirrors? These convex mirrors are used for cars because they give an upright image and provide a wider field of view as they are curved outwards. Convex mirrors are also often found in the hallway of various buildings including hospitals, hotels, schools, stores and apartment building. Where do we use […]
What are the three types of sedimentary rocks?
What are the three types of sedimentary rocks? There are three different types of sedimentary rocks: clastic, organic (biological), and chemical. Clastic sedimentary rocks, like sandstone, form from clasts, or pieces of other rock. What is the most common sedimentary rock? 95% of all sedimentary rocks consists of sandstones (made up of sand sized fragments), […]
Why does my hair stand up when I rub a balloon on it?
Why does my hair stand up when I rub a balloon on it? This is because the rubbing creates a negative charge that is carried by electrons. The electrons can build up to produce static electricity. Consequently, when you pull the balloon slowly away from your head, you can see these two opposite static charges […]
What are the three properties of water quizlet?
What are the three properties of water quizlet? Terms in this set (8) Polar Molecule. Molecule like water that has regions with opposite charges. ( Cohesion. Property of water that allows it to stick to itself. Expansion Upon Freezing. Property of water that is the reason ice floats. Adhesion. Hydrogen Bond. Solvent. Resists Temperature Change. […]
Where does most of the heat in the atmosphere come from?
Where does most of the heat in the atmosphere come from? the sun What causes the atmosphere to heat up? Due to the chemical composition of the earth’s atmosphere, most of the infrared radiation emitted by the warm surface never reaches space. Instead the radiation is reflected or absorbed by compounds known as greenhouse gasses. […]
What are the 2 hallmarks of science?
What are the 2 hallmarks of science? Top 9 Main Characteristics of Science – Explained! Objectivity: Scientific knowledge is objective. Verifiability: Science rests upon sense data, i.e., data gathered through our senses—eye, ear, nose, tongue and touch. Ethical Neutrality: Science is ethically neutral. Systematic Exploration: Reliability: Precision: Accuracy: Abstractness: What are the four goals of […]
Is there another way of writing very big or small numbers?
Is there another way of writing very big or small numbers? Scientific notation is a way of writing very large or very small numbers. A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as […]
What are 3 ways natural selection can change a distribution of traits?
What are 3 ways natural selection can change a distribution of traits? Natural selection on single-gene traits can lead to changes in allele frequencies and, thus, to changes in phenotype frequencies. Natural selection on polygenic traits can affect the distributions of phenotypes in three ways: directional selection, stabilizing selection, or disruptive selection. What is the […]