Why do we need to pay tax? When you work at a job to make money, you pay income taxes. Tax money helps to ensure the roads you travel on are safe and well-maintained. Taxes fund public libraries and parks. Taxes are also used to fund many types of government programs that help the poor […]
What are the two main types of lenses?
What are the two main types of lenses? The two most common types of lenses are concave and convex lenses, which are illustrated below in Figure 1. What is the Holy Trinity of lenses? When we talk about the “holy trinity” of lenses, we’re talking about three lenses that work together in a group that […]
What is the use of bimetallic strip in our daily life?
What is the use of bimetallic strip in our daily life? Bimetallic strips are used in daily life for heat detection, such as that in fire alarms and thermostats. A thermostat is a small gadget used in various household appliances to automatically switch off the appliance when it is overheating. How can a bimetallic strip […]
What is difference between photosynthesis and chemosynthesis?
What is difference between photosynthesis and chemosynthesis? Photosynthesis and chemosynthesis are both processes by which organisms produce food; photosynthesis is powered by sunlight while chemosynthesis runs on chemical energy. What organism that Cannot make its own food? heterotroph What organisms obtain energy from the food they eat? Heterotrophs, or consumers, are organisms that must obtain […]
Can you touch someone while defending in basketball?
Can you touch someone while defending in basketball? Defensive players are generally allowed to sustain this body contact while holding or shifting their own position. Referees may call fouls on defensive players who clearly push with their hands or body, however. Is it legal to push off in basketball? Basketball rules are simple, you cannot […]
What type of weathering is acid rain?
What type of weathering is acid rain? The weathering of rocks by chemicals is called chemical weathering . When acidic rainwater falls on limestone or chalk, a chemical reaction happens. New, soluble, substances are formed in the reaction. What are three types of erosion? wind , water , gravity erosion. There are three main types […]
What is difference between infectious and noninfectious?
What is difference between infectious and noninfectious? Infectious diseases are transmitted from person-to-person through the transfer of a pathogen such as bacteria, viruses, fungi or parasites. A non-infectious disease cannot be transmitted through a pathogen and is caused by a variety of other circumstantial factors. What are 3 ways a person could catch an infectious […]
What are two factors that affect solubility?
What are two factors that affect solubility? There are two direct factors that affect solubility: temperature and pressure. Temperature affects the solubility of both solids and gases, but pressure only affects the solubility of gases. What are the factors that affect dissolving? A: The rate of dissolving is influenced by several factors, including stirring, temperature […]
What are the two uses of convex mirror?
What happens to the force between two charges if the distance between them is doubled?
What happens to the force between two charges if the distance between them is doubled? The size of the force varies inversely as the square of the distance between the two charges. Therefore, if the distance between the two charges is doubled, the attraction or repulsion becomes weaker, decreasing to one-fourth of the original value. […]