Question 1
Question
select one or more of the following
Answer
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on the iron sheet
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only on the iron and the glass sheets
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only on the glass and the cardboard sheets
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on the glass sheet
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only on the irons and the cardboard sheets
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on the cardboard sheet
Question 2
Question
select one of the following
Question 3
Question
SELECT ONE OF THE FOLLOWING
Question 4
Question
select one or more of the following
Answer
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only her head
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head
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chest
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head and chest
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hands
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feet and hands
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feet
Question 5
Question
select one of the following
Question 6
Question
Select one of the following
Question 7
Question
Select one of the following
Question 8
Question
Select one of the following
Question 9
Question
Select one of the following
Question 10
Question
Select one or more of the following
Answer
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P
-
P and S
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Q
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P and R
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R and S
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R
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S
Question 11
Question
[blank_start]Vaccines[blank_end] can provide the human body with long-term immunity against some diseases.
Question 12
Question
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.
Question 13
Question
select one of the following
Question 14
Question
Select one of the following
Question 15
Question
Which ice block will melt first? [blank_start]Ice block 1[blank_end]
Question 16
Question
select one or more of the following
Answer
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birds
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only birds and insects
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birds , insects and fish
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fish
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only mammals and fish
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mammals
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insects
Question 17
Question
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.
Answer
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higher pressure
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low pressure
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lower pressure
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high pressure
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air above the juice
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Mouth
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juice
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stomach
Question 18
Question
select one of the following
Question 19
Question
The graph looks like [blank_start]B[blank_end]
Question 20
Question
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.
Answer
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glass surface
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copper surface
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concrete surface
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glass surface
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concrete surface
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copper surface
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concrete,copper,glass
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copper,glass,concrete
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glass,concrete,copper
Question 21
Question
[blank_start]R[blank_end] could represent HYDROCHLORIC ACID
Question 22
Question
Select one of the following
Question 23
Question
Select one of the following.
Question 24
Question
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]
Answer
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contracts
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expands
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increase
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decrease
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remain the same
Question 25
Question
Select one or more of the following
Question 26
Question
select one of the following
Question 27
Question
Select one of the following
Question 28
Question
Select one of the following
Question 29
Question
Select one of the following
Question 30
Question
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.
Answer
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Afforestation
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Deforestation
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Pollution
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Soil Erosion
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extinction
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extant