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Science and Technology Quiz
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Preguntas del test (13)
1All radioactivity is man-made. Is this statement…
- ATrue
- BFalse
2Electrons are smaller than atoms. Is this statement…
- ATrue
- BFalse
3Lasers work by focusing sound waves. Is this statement…
- ATrue
- BFalse
4The continents on which we live have been moving their location for millions of years and will continue to move in the future. Is this statement…
- ATrue
- BFlase
5Which one of the following types of solar radiation does sunscreen protect the skin from?
- AX-rays
- BInfrared
- CUltraviolet
- DMicrowaves
6Does nanotechnology deal with things that are extremely…
- ASmall
- BLarge
- CCold
- DHot
7Which gas makes up most of the Earth’s atmosphere?
- AHydrogen
- BNitrogen
- CCarbon Dioxide
- DOxygen
8What is the main function of red blood cells?
- AFight disease in the body
- BCarry oxygen to all parts of the body
- CHelp the blood to clot
9Which of these is a major concern about the overuse of antibiotics?
- AIt can lead to antibiotic-resistant bacteria
- BAntibiotics are very expensive
- CPeople will become addicted to antibiotics
10Which is an example of a chemical reaction?
- AWater boiling
- BSugar dissolving
- CNails rusting
11Which is the better way to determine whether a new drug is effective in treating a disease? If a scientist has a group of 1,000 volunteers with the disease to study, should she…
- AGive the drug to all of them and see how many get better
- BGive the drug to half of them but not to the other half, and compare how many in each group get better
12What gas do scientists believe causes temperatures in the atmosphere to rise?
- ACarbon dioxide
- BHydrogen
- CHelium
- DRadon
13Which natural resource is extracted in a process known as “fracking”?
- ACoal
- BDiamonds
- CNatural gas
- DSilicon
Información
- Descripción
- Test sobre Science and Technology Quiz, creado por PatrickNoonan el 09/08/2013.
- Autor
- PatrickNoonan
- Idioma
- English
- Visitas
- 4.862
- Historial
- Creado el 9 ago 2013 · actualizado el 7 feb 2017
- Etiquetas
- Valoración
- 4,6 de 5 · 11 valoraciones Valora este test