What is formed when two or more substances are combined? Two or more elements combined into one substance through a chemical reaction form a chemical compound. All compounds are substances, but not all substances are compounds. A chemical compound can be either atoms bonded together in molecules or crystals in which atoms, molecules or ions […]
What is hottest place on earth?
What is hottest place on earth? Death Valley Is it easier to die from heat or cold? Cold weather is 20 times as deadly as hot weather, and it’s not the extreme low or high temperatures that cause the most deaths, according to a study published Wednesday. Of those, 5.4 million deaths were related to […]
What are the two types of local winds?
What are the two types of local winds? The main types of local winds are: Sea breezes and land breezes, Anabatic and katabatic winds, and Foehn winds. What is local winds give examples? The local winds include the sea and the land breeze created due to the pressure difference between the air over the sea […]
What type of acid is sodium hydroxide?
What type of acid is sodium hydroxide? sodium compounds Sodium hydroxide (NaOH) is a corrosive white crystalline solid that readily absorbs moisture until it dissolves. Commonly called caustic soda, or lye, sodium hydroxide is the most widely used industrial alkali. It is highly corrosive to animal and vegetable tissue. The alkaline solutions it forms… Is […]
What can make sperm not to reach the egg?
What can make sperm not to reach the egg? The most common problems include: Fallopian tube obstruction. Blocked or scarred fallopian tubes that prevent sperm from reaching the egg are a frequent cause of infertility, especially among African Americans. Irregular uterine shape. Ovulation disorder. Male factor. What to do if a girl gets pregnant by […]
What is the types of igneous rock?
What is the types of igneous rock? The two main categories of igneous rocks are extrusive and intrusive. Extrusive rocks are formed on the surface of the Earth from lava, which is magma that has emerged from underground. Intrusive rocks are formed from magma that cools and solidifies within the crust of the planet. What […]
What plant and animal cells have in common?
What plant and animal cells have in common? Animal cells and plant cells share the common components of a nucleus, cytoplasm, mitochondria and a cell membrane. Plant cells have three extra components, a vacuole, chloroplast and a cell wall. What is unique to plant cells? The plant cell has a cell wall, chloroplasts, plastids, and […]
What kind of image is formed in the retina of the eye?
Which atomic structure has the greatest mass?
Which atomic structure has the greatest mass? neutrons Which particle has highest mass? Neutron is heaviest among all subatomic particles with mass of 1.0087 amu while proton has mass of 1.0073 amu. Positron and electron both have mass of 0.00055 amu. What has the greatest mass? Neutron Which particle has greatest mass? The heaviest of […]
How do you determine if there is a hydraulic jump?
How do you determine if there is a hydraulic jump? A hydraulic jump occurs when the upstream flow is supercritical (F>1). To have a jump, there must be a flow impediment downstream. The downstream impediment could be a weir, a bridge abutment, a dam, or simply channel friction. Water depth increases during a hydraulic jump […]