Which wave interaction is responsible for echoes? reflection What are the 6 types of wave interactions? These ways that waves may interact with matter are called reflection, refraction, diffraction, and interference. Each type of...
What is the value of dielectric constant in vacuum? ε0 Is vacuum a dielectric? Answer: Vacuum cannot be considered as a dieletric. A dielectric is defined as an insulating material which can be polarized...
What are the main factors of soil formation? Soil Forming Factors Parent material. Few soils weather directly from the underlying rocks. Climate. Soils vary, depending on the climate. Topography. Slope and aspect affect the...
How do fertilizers pollute water? Chemical fertilizers contain phosphates, nitrates that can actually be the main reason behind water pollution. Environmental nitrogen and phosphorous contribute to the process of Eutrophication, which enriches the water...
What type of soil has the lowest porosity? Clay Why do sandy soils have less overall pore space than clay soils? Sandy soils have rather large particles and large pore spaces (macro pores). Clay...
Is laundry detergent residue harmful? Each piece of laundry you pull out of the washing machine contains toxic residues from detergents, which not only lingers in the fabric, but rubs off on your skin....
Is washing soap a durable good? Most nondurable goods do not spoil, but are consumed over a short period. Soap, laundry detergent, deodorant, and gasoline fall in this category. Examples of consumer durable goods...
Is washing powder a soap? Today, detergents are more likely to be a mixture of synthetic chemicals and additives cooked up in a huge chemical plant and, unlike traditional soap, they’re generally liquids rather...
What force causes a sliding object to slow down? Friction What forces are involved in sliding? When the object is static, the friction force balances the component of weight down the plane. The friction...
What solid has same density as water? Since bowling balls are constructed with the same diameter no matter what weight, the only thing that changes is density. A 12 pound ball is about the...