Asset grade 8 mock test paper 1

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select one of the following

SELECT ONE OF THE FOLLOWING

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[blank_start]Vaccines[blank_end] can provide the human body with long-term immunity against some diseases.

Robert put two drops of an indicator into vinegar, and the color turned red. He then added drops of ammonia solution until the color disappeared. [blank_start]Neutralization[blank_end] is the process occurred here.

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Which ice block will melt first? [blank_start]Ice block 1[blank_end]

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When we suck up liquid through a straw,due to a pressure difference,the liquid moves up.The liquid flows from a region at [blank_start]higher pressure[blank_end] to a region at [blank_start]lower pressure[blank_end].In the figure ,a girl is drinking juice with the help of a straw. [blank_start]Mouth[blank_end] is the region where low pressure is created.

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The graph looks like [blank_start]B[blank_end]

3 ice cubes of similar shape and size were kept on three different surfaces-glass,copper and concrete.the first to completely melt was the cube on the [blank_start]copper surface[blank_end],while the one on the [blank_start]glass surface[blank_end] melted last. [blank_start]Glass,concrete,copper[blank_end] is the arrangement from WORST heat conductor to best.

[blank_start]R[blank_end] could represent HYDROCHLORIC ACID

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When a coil of gold wire is heated,it [blank_start]expands[blank_end].When it is heated it's weight will [blank_start]remain the same[blank_end]

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The blue poison frog and the giant armadillo are species that are endangered in the tropical rainforests. [blank_start]Afforestation[blank_end] is responsible for the [blank_start]extinction[blank_end] of some of the species from tropical areas.