VOCABULARY IN CONTEXT EXERCISE CHAPTER 1

WRITE THE MEANING FOR THE UNDERLINED WORD OR EXPRESSION.

There are hundreds of different breeds of dogs.Examples of these breeds include: Bulldog, German Shepherd, Collie, Golden Retriever, St Bernard, Greyhound,Bloodhound, Chihuahua, Labrador, Great Dane, Rottweiler, Boxer and Cocker Spaniel.____________________

Electric circuits can contain parts such as switches, transformers, resistors and transformers.________________

Electric fields work in a similar way to gravity with an important exception being that while gravity always attracts, electric fields can either attract or repulse.____________________

Computers are programmed to carry out instructions ______________________

Video game genres are wide and varied. Examples of popular genres include action adventure, strategy, role playing, sports, racing, simulation and puzzle.___________________

The Sahara Desert is located in northern Africa, spanning 12 different countries._________________

Deserts have very low humidity.__________________________

Einstein produced perhaps one of the most famous equations ever: E = mc² (energy equals mass multiplied by the speed of light squared).______________________________

In 1911 Marie Curie was awarded another Nobel Prize, this time in Chemistry, for her discovery of radium and polonium and subsequent research._________________________

Hawking has worked extensively on the subject of black holes, providing theories for their behavior, including the idea that they emit radiation._______________________

Hawking suffers from amyotrophic lateral sclerosis, a type of motor neuron disease that has left him almost completely paralyzed.____________________

Newton’s law of universal gravitation describes the gravitational attraction between bodies with mass, the earth and moon for example.____________________

Sound can’t travel through a vacuum (an area empty of matter).____________________

Sound comes from vibrations. These vibrations create sound waves which move through mediums such as air and water before reaching our ears.__________________

Each molecule of water is made up of two hydrogen atoms bonded to a single oxygen atom.____________________

Water covers around 70% of the Earth’s surface.________________________

Most types of energy are either a form of kinetic energy or potential energy_____________________

The law of conservation of energy states that energy can only be transformed, it can’t be created or destroyed.___________

Animals that eat plants as their primary food source are known as herbivores._______________________

Nuclear power provides around 14% of the world’s electricity.

Gravity keeps Earth and the other planets in our solar system in orbit around the Sun. It also keeps the Moon in orbit around Earth.

At room temperature, mercury is the only metal that is in liquid form._______________

The fear of what animal is known as ‘arachnophobia’?_____________________

Electric current is measured using what device?_____________________

Water boils at 100 degrees Celsius (212 degrees Fahrenheit).____________________

True or false? In an isosceles triangle all sides are unequal._____________________

5 to the power of 0 equals what? 1._________________________

The gemstone ruby is typically what color?_______________________