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Science & Technology

How do binoculars work?

22 May, 2020 by Newshub.co.uk Unit
Binoculars belonging to a Congressional Medal of Honor winner © Minnesota Historical Society (Flickr) What are Binoculars? Binoculars are, in essence, two telescopes mounted side by side in a hand-held device. However, unlike telescopes, binoculars are designed to be views…

How many hours are in a year?

22 May, 2020 by Newshub.co.uk Unit
© jakeandlindsay (Flickr) Calculator © jakeandlindsay (Flickr) Number of hours in a day, and number of days in a year Hours in a dayMost people know that there are 24 hours in a day. This is the simple bit of…

How many miles are in 5k?

22 May, 2020 by Newshub.co.uk Unit
© .shock young man ready for run on the start position ready to run © .shock Why should you want to know? There are all sorts of reasons for wanting to convert miles to kilometres, but here are the commonest…

How much does one gallon of water weigh?

22 May, 2020 by Newshub.co.uk Unit
© gothick_matt (Flickr) Gallons © gothick_matt (Flickr) History of a gallon A gallon is a measure of volume, equating to either 3.79L or 4.55L depending on its usage.The imperial (UK) gallon is equal to 4.546 L. It was made obsolete…

How many centimetres are in a metre?

22 May, 2020 by Newshub.co.uk Unit
© Sergey yellow ruler isolated on white © Sergey Introducing the metric system Before metric measurements were introduced, the length of something was measured using the imperial system which included feet, inches, miles, furlongs and others. The lack of common…

How many feet are in a metre?

22 May, 2020 by Newshub.co.uk Unit
© aussiegall (Flickr) Measuring time © aussiegall (Flickr) Origins of the Imperial system The units in use in the imperial system were historically derived from units used by the Roman Legion, and were in use in England at the time…

How many miles are in a kilometre?

22 May, 2020 by Newshub.co.uk Unit
© Semhur (commons.wikimedia.org) A Kilometre and Mile Unit Comparison Scale © Semhur (commons.wikimedia.org) Basics of kilometres and miles The kilometre (symbolised as km) is a distance unit in the metric system mostly used to express geographical distances. It is equal…

Converting imperial measurements to metric

22 May, 2020 by Newshub.co.uk Unit
© Joe Shlabotnik (Flickr) Calculators © Joe Shlabotnik (Flickr) Useful conversion factorsThe UK still uses miles not kilometres, many people still think in degrees fahrenheit rather than centigrade, and weights are still sometimes given in pounds rather than kilograms.There are…

How does the heart work?

22 May, 2020 by Newshub.co.uk Unit
© qthomasbower (Flickr) Hearts (Explored!) © qthomasbower (Flickr) Muscles One of the key characteristics of the heart is its musculature. Skeletal muscle - those such as biceps and triceps that are attached to the bones via ligaments in order to…

How to make fiberglass?

22 May, 2020 by Newshub.co.uk Unit
© WikiMedia (Wikimedia) 1 Examples of filler (microspheres) or reinforcements (fibers or fabri © WikiMedia (Wikimedia) Material properties Fiberglass material on its own is almost useless. To get the best out of this material, it needs to be cured with…

Man made diamonds: the facts

22 May, 2020 by Newshub.co.uk Unit
© Socialbutterflyjewellery (flickr.com) Swarovski Stones © Socialbutterflyjewellery (flickr.com) What are man made diamonds? Synthetic or artificial or man made diamonds are gems produced in labs through various chemical processes. Their molecular structure is identical to the natural diamonds and their…

Measuring the acidity of an aqueous solution

22 May, 2020 by Newshub.co.uk Unit
© Andrey Kiselev (Fotolia) analyze © Andrey Kiselev (Fotolia) Certain compounds when dissolved in water (H_2O) will cause it to dissociated into constituent hydrogen (H^^+) and hydroxide (OH^^-) ions. Solutions with more hydrogen ions than hydroxide ions are acidic; those…

Respiration: discovery and how it works

22 May, 2020 by Newshub.co.uk Unit
© LadyofHats, Wikimedia Common The Human Respiratory System, and what happens when we respire. © LadyofHats, Wikimedia Common Breathing is the process that moves air in and out of the lungs. Respiration occurs when we breathe in and out. As…

What makes clouds form?

22 May, 2020 by Newshub.co.uk Unit
© kevindooley (Flickr) Bowl of clouds © kevindooley (Flickr) What are clouds? There are many different types of clouds in our skies – but while each one varies in shape, size and density, all are made up of the same…

How to make a dry ice bomb?

22 May, 2020 by Newshub.co.uk Unit
1. WARNING © SparkFunElectronics (Flickr) Dry Ice © SparkFunElectronics (Flickr) THIS EXPERIMENT IS EXTREMELY DANGEROUS. PROCEED WITH CAUTION, OR WITH ADULT SUPERVISION. DO NOT ALLOW A DRY ICE BOMB TO EXPLODE ANYWHERE NEAR YOURSELF OR ANOTHER LIVING BEING. 2. Items…

Picking the right flowers for your wedding

22 May, 2020 by Newshub.co.uk Unit
© Candie_N (Flickr) Pink rose without frame © Candie_N (Flickr) Roses typically infer love, joy, and beauty. They are the traditional symbol of love. There are roses that are a solid colour, bicoloured, striped, or even tipped. Most of the…

Recognize a food allergy in your dog

22 May, 2020 by Newshub.co.uk Unit
© Michael McCollum Harley is a food-allergic black Lab who eats only homemade food. © Michael McCollum Incessant itching may not seem serious, but it can turn very serious. You need to stop it.The first thing to do is make…

Effective methods to stop a dog from barking

22 May, 2020 by Newshub.co.uk Unit
1. Praise over punishment © Pleple2000, Creative Commons Maltese going for a walk © Pleple2000, Creative Commons Need for attentionDogs are much like children and they prefer any attention, even negative attention, over no attention at all. The most effective…

Litter training a kitten

22 May, 2020 by Newshub.co.uk Unit
© susan402 (Flickr) kittens © susan402 (Flickr) Litter training for a kittenWhen you first bring your kitten home:When you first get a kitten, it is essential that you allow the kitten to explore your house in its own time. Cats…

Electric fence for dogs: the facts

22 May, 2020 by Newshub.co.uk Unit
© mockstar Flickr Oslo The Dog © mockstar (Flickr) How does the wireless dog fence work? Components of the wireless fenceThe actual pet safe fence is a wire which is stretched around the perimeter of the area to be confined.…

Wireless fences: the facts

22 May, 2020 by Newshub.co.uk Unit
© Tobyotter (Flickr) Abandoned (For a Photo) © Tobyotter (Flickr) What is the wireless pet fencing and how it works The components of the "fence"There are different systems of pet-safe wireless fencing, but essentially they all work in the same…

Aspirin for dogs: the facts

22 May, 2020 by Newshub.co.uk Unit
© Karsun Designs Blitz, a Belgian Malinois © Karsun Designs What is aspirin? Aspirin is a common drug that most everyone is aware of but if you are wondering exactly what it is, then you should know that it is…

Where to find a kitten for sale in uk

22 May, 2020 by Newshub.co.uk Unit
© London looks (Flickr) Kittens! © London looks (Flickr) What sort of kitten do you want? Do you want a moggy or non-pedigree kitten? Or would you prefer a kitten of a certain breed, or a pedigree kitten. A moggy…

Top five cat-friendly dog breeds

22 May, 2020 by Newshub.co.uk Unit
© Lee Coursey, Creative Commons Dog and cats are able to get along © Lee Coursey, Creative Commons MalteseThese hardy little dogs, although hunters in days gone by, have an affinity towards cats as well as other dogs. This breed…

A guide to dog obedience training

22 May, 2020 by Newshub.co.uk Unit
© KeeT little girl with puppy © KeeT Know the dog Every pet owner should learn as much about the breed of the pet dog as possible. Knowing the characteristics of the breed can help point to the right direction…
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