Category: Physics

What kind of bonding is hydrogen peroxide? CHEBI:16240 – hydrogen peroxide. An inorganic peroxide consisting of two hydroxy groups joined by a covalent oxygen-oxygen single bond. Hydrogen peroxide is a chemical compound with the formula H2O2. In its pure form, it is a very pale blue liquid, slightly more viscous than water. What is the […]

What are the 3 ways energy is used? Heating and cooling our homes, lighting office buildings, driving cars and moving freight, and manufacturing the products we rely on in our daily lives are all functions that require energy. How do we store energy? Energy can be stored in a variety of ways, including: Pumped hydroelectric. […]

How long do lava rocks last? 1 to 2 years What do you call cooled lava? Igneous rocks form when magma (molten rock) cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. When lava comes out of a volcano and solidifies into […]

How many months of the year have 28 days how many months of the year have 28 days 1 2 12 it depends on whether or not it is a leap year? Normally it has 28 days but in a leap year it has 29 days. All the other months have either 30 or 31 […]

Can a direct object be more than one word? The direct object can be a singular noun or noun phrase (a group of words that act as a noun together). What is object in grammar with examples? In grammar, an object is a noun, pronoun, or noun phrase on which a verb performs an action. […]

Is horsetail a Lycophyte? Ferns, club mosses, horsetails, and whisk ferns are seedless vascular plants that reproduce with spores and are found in moist environments. What are 6 kinds of seedless plants? Modern-day seedless vascular plants include club mosses, horsetails, ferns, and whisk ferns. Club Mosses. The club mosses, or Lycophyta, are the earliest group […]

Can you take a picture of an item and find it online? The Google Goggles app is an image-recognition mobile app that uses visual search technology to identify objects through a mobile device’s camera. Users can take a photo of a physical object, and Google searches and retrieves information about the image. Recognize and offer […]

Why is burning coal bad for the environment? The burning of fossil fuels releases greenhouse gases into the atmosphere, increasing levels of CO2 and other gasses, trapping heat, and contributing to global climate change. Coal combustion releases the greenhouse gases carbon dioxide (CO2) and nitrous oxide (N2O) during combustion. Is oil or coal worse for […]

What is load measured in? The resistance (R) of a resistive load is measured in Ohms (Ω) and the power is measure in Watts (W). How big of a beam do I need to span 12 feet? When supporting joists that span 12 feet with no overhang beyond the beam, a double ply beam can […]

What are three properties of a permanent magnet? 3 properties of a magnet: The three properties that all magnets have are that they all attract certain metals, they have north and south poles, and two of the same poles will repel each other, while opposite poles will be attracted to each other. Which metals do […]