Choose the correct option.Question 18.One day soon everyone will ______ use electric cars. (It's without a doubt)A.definitelyB.maybeQuestion 19.People will ______ use vacuum tube trains in the future to travel faster. (It's without a doubt)A.certainlyB.maybeQuestion 20.______ people will drive flying cars in the future. (It might be possible)A.PerhapsB.Certainly

Put the adverb of certainty in bold in the correct gap in each sentence. If not, write x.1. Shoppers ___ won't ___ use a smart mirror in the future. (certainly)⇒ Shoppers certainly won't x use a smart mirror in the future. (certainly)2.  people  will live on other planets. (perhaps)3. Underground motorways  will  be possible in the future. (definitely)4. Roads will  not  have traffic congestion in the future. (probably)5. People  won't  use petrol in cars in the next 50 years. (definitely)6. Drones  will  make finding things easier ii the future. (certainly)7.  more houses will have robots  in twenty years. (maybe)8. Moving walkways  won't  be possible in the next ten years. (probably)

Complete each item with the appropriate choice. A: What do you plan _______ next year?B: I plan to travel a lot next year. Group of answer choicesdoingdoto do

Multiple Choice QuestionGermany plans to cut fossil fuel use and carbon emissions by Blank______ percent by 2050.Multiple choice question.805020

Choose the best correct word or expression for each sentence.Question 13.Rachel will be pleased ___ she passes her driving test.A.ifB.unlessQuestion 14.You can use my car ___ you drive carefully.A.as long asB.unlessQuestion 15.The bus won't stop ___ you ring the bell.A.unlessB.providingQuestion 16.You'd better take a coat ___ it gets cold.A.in caseB.ifQuestion 17.Don't bother to ring me ___ it's important.A.unlessB.in caseQuestion 18.Children are allowed to use the swimming pool ___ they are with an adult.A.unlessB.providedQuestion 19.I'll make myself an omelette ___ I get home tonight.A.whenB.ifQuestion 20.I don't mind if you come in late ___ you come in quietly.A.so long asB.unlessQuestion 21.You won't have to leave ___ you can pay your bill.A.unlessB.ifQuestion 22.Write the name down ___ you forget it.A.in caseB.provided

Question 6Tips1 ptsWhat is static electricity?I. LightningII. rubbing things togetherIII. balloon sticking to a sweater.IV. continuous flow of electricityGroup of answer choicesII onlyIV onlyI, II, and III and II Flag question: Question 7Question 7Tips1 ptsWhy is a speed of 10km/hr required at school zones?Group of answer choicesTo keep the children safe from vehicular accidents.To prevent damage to vehicles.To prevent vehicles form bumping one another.To economize fuel. Flag question: Question 8Question 8Tips1 ptsWhich color absorbs most heat energy?Group of answer choicesvioletorangewhiteblack Flag question: Question 9Question 9Tips1 ptsAmanda is computing the speed of a moving train on a straight railway. She noted the distance covered. What other quantity should she record?Group of answer choicesdirectiontimepointsvelocity Flag question: Question 10Question 10Tips1 ptsWhich material will allow heat and electricity to pass through?Group of answer choicestirepaper clipstuffed toyribbon Flag question: Question 11Question 11Tips1 ptsWhich of the following factors will NOT affect the magnetism of an electromagnet? Group of answer choicesnumber of batteriesnumber of coils aroundsize of the nailmagnet Flag question: Question 12Question 12Tips1 ptsWhich is NOT a unit of speed?Group of answer choiceskphmiles/hoursecond/metermps Flag question: Question 13Question 13Tips1 ptsWhat kind of circuit follows a single path? Group of answer choicesseriesopenclosedparallel Flag question: Question 14Question 14Tips1 ptsLamps in households are often connected in parallel circuits. What is the reason behind this?Group of answer choicesThey are cheaper.The lights are dimmer and easy to see with.They use less current.You can switch them off separately. Flag question: Question 15Question 15Tips1 ptsWhy should you not turn on a switch if your hands are wet?Group of answer choicesThe wet hand may conduct electricity.The switch will not move.The switch will cut off electricity.The water will destroy the switch. Flag question: Question 16Question 16Tips1 ptsIf red and green lights hit a red apple, what happens to the red and green lights?Group of answer choicesGreen is reflected while green is absorbed.Both lights are absorbed.Red is reflected while green is absorbed.Both lights are reflected. Flag question: Question 17Question 17Tips1 ptsWhat do you call the materials that prevent the electricity and heat to flow through?Group of answer choicesconductioninsulatorsconnectorsconductors Flag question: Question 18Question 18Tips1 ptsWhy are light-colored clothes preferred by most people during summer?Group of answer choicesLight is absorbed; thus, material does into increases in temperature.Light prevents the heat from being absorbed.Light allows the heat to be absorbedLight is reflected; thus, material does not increase in temperature.