Is it bad to wrap food in aluminum foil? This research suggests that aluminium foil should not be used for cooking. It’s safe to wrap cold food in foil, though not for long stretches of time because food has a shelf life and because aluminium in the foil will begin to leach into the food […]
Does rubber hold heat?
Does rubber hold heat? A material that does not let heat and electricity travel through it easily is known as an insulator. In many situations, we want to trap heat and slow down its flow, or stop the flow of electricity and prevent electric shocks. Plastic, rubber, wood, and ceramics are good insulators. What is […]
Which two changes would increase the density of water?
Which two changes would increase the density of water? The two main factors that affect density of ocean water are the temperature of the water and the salinity of the water. The density of ocean water continuously increases with decreasing temperature until the water freezes. What are the two major factors that cause density changes […]
What are 3 things that elements in the same column have in common?
What are 3 things that elements in the same column have in common? Explanation: For the elements in column 1,2 and 13-18 the atoms in the same column have the same amount of outermost electrons, called valence electrons. Atoms in column 1 (H, Li and Na for example) have 1 valence electron. Column 2 have […]
At what temperature the kinetic energy of gas molecules is double of the value at 27 C?
At what temperature the kinetic energy of gas molecules is double of the value at 27 C? E. Of a gas molecules half that of its value at 27∘C. Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams. T300=12orT=150K. At what temperature does the kinetic energy […]
What is the job of communication manager?
What is the job of communication manager? Communications Manager Duties and Responsibilities Develop and edit communication materials like newsletters, blogs, press releases and similar marketing materials in order to promote company’s products and services. Implement company’s communication plan in order to increase brand awareness. What qualifications do I need to be a communications manager? What […]
What is the most dangerous part of buying an ice cream cone?
Is it safe to drive without a headrest?
Is it safe to drive without a headrest? Removing the headrest will not cause harm or injury. Having the headrest missing when in a crash could increase the harm or injury to the driver. It’s absolutely essential that you leave the front seat headrests in place. They help to prevent whiplash injuries which can occur […]
Is Ocean Engineering a good career?
Is Ocean Engineering a good career? You can see marine engineers play essential roles in countries, economies, and industries. Reliance on seafaring vessels is increasing so there’s definite employment security now and for years to come. Statistics show the need will grow by 9% by 2024. That’s another reason why this career choice makes sense. […]
What are the conditions required for echo?
What are the conditions required for echo? The necessary conditions required to hear an echo are: There needs to be a minimum distance between the observer and the obstacle and that is equal to 17 m in the air. This distance may vary from medium to medium depending upon the sound’s speed in that particular […]