16.What is the name of the alliance formed by Google, Intel, Dell and Citrix along with other technology majors?

[A] Modern Computing Alliance
[B] Information Alliance
[C] AI Alliance
[D] Cloud Computing Alliance

Grade 9 science electricity:

Part B: True or False (K – 13 marks)

23. ______ Static electricity refers to electric charges that flow through a conductor in a controlled way.

24. ______ Lightning is an example of an electric current that is not controlled.

25. ______ Electrons move from the positive to the negative terminal of a battery in a circuit.

26. ______ A cell phone battery is an example of a secondary cell.

27. ______ If a switch is open in a series circuit, the circuit is complete and electrons are flowing.

28. ______ Wall outlets provide direct current.

29. ______ The difference in electric potential energy measured at two different points in a circuit is called current.

30. ______ Copper has a high electrical resistance.

31. ______ The lower the voltage of the source, the higher the current.

32. ______ The energy of electrons in a circuit decreases after they pass through the source.

33. ______ The cables that carry electricity from the generating station to your home are larger so that they can carry more current without heating up.

34. ______ Some appliances, like stoves, need to be connected to a higher voltage (240 Volt) circuit.

35. ______ Appliances that have failed to meet the government’s standards for electrical efficiency are given the Energy Star label.

*Please refer to the article attached*

    1. What can you conclude about the two U.S. cities planning to build desalination plants?

A. They have run out of water.

B. They are located on the coast.

C. They are among the wealthiest U.S. cities.

D. They have no access to underground aquifers.

1. From the first article, you can conclude that in the future, desalination plants

F. will become less popular as the demand for water drops.

G. will become less popular as other technologies are invented.

H. will become more popular only if the operating costs come down.

I. will become more popular whether or not the technology improves.

3. What can you conclude from the second article about the 1995 Kobe earthquake in Japan?

A. It created a huge water shortage.

B. It destroyed water-supplying tankers.

C. It proved the usefulness of water bags.

D. It showed how expensive a disaster can be.

4. What problem do both articles address?

F. transporting freshwater to people

G. supplying drinking water to people

H. creating freshwater from salt water

I. providing emergency water supplies

5. What kinds of places would be most likely to use the water bag technology rather than building a desalination plant?

A. poor, rural areas

B. large, wealthy cities

C. dry, inland deserts

D. small, isolated islands

6. How does Terry Spragg's invention solve the problem of transporting water bags?

F. He links together smaller bags that are less likely to rip.

G. He tows the water behind tugboats in floating boxcars.

H. He uses zippers with specialized teeth that prevent leakage.

I. He uses improved methods to fill the bags with pipelines.

7. Read the sentence.

A water-covered planet facing a water crisis seems paradoxical.

What does paradoxical mean?

A. typical of a given situation

B. dependent on two similar factors

C. contrary to what one would expect

D. related to many contributing causes

8.How has new technology improved the original desalination plants and water bags? EXPLAIN Support your answer with details and information from both articles.

You have purchased new computers and will be disposing of your old computers. Instead of recycling computers, you decide to resell them by placing an ad on the Internet. These computers were previously used for storing sensitive information. What should you do prior to getting rid of the computers?