Frage 1
Frage
select one or more of the following
Antworten
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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
Frage 2
Frage
select one of the following
Frage 3
Frage
SELECT ONE OF THE FOLLOWING
Frage 4
Frage
select one or more of the following
Antworten
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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
Frage 5
Frage
select one of the following
Frage 6
Frage
Select one of the following
Frage 7
Frage
Select one of the following
Frage 8
Frage
Select one of the following
Frage 9
Frage
Select one of the following
Frage 10
Frage
Select one or more of the following
Antworten
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P
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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
Frage 11
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[blank_start]Vaccines[blank_end] can provide the human body with long-term immunity against some diseases.
Frage 12
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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.
Frage 13
Frage
select one of the following
Frage 14
Frage
Select one of the following
Frage 15
Frage
Which ice block will melt first? [blank_start]Ice block 1[blank_end]
Frage 16
Frage
select one or more of the following
Antworten
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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
Frage 17
Frage
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.
Antworten
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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
Frage 18
Frage
select one of the following
Frage 19
Frage
The graph looks like [blank_start]B[blank_end]
Frage 20
Frage
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.
Antworten
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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
Frage 21
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[blank_start]R[blank_end] could represent HYDROCHLORIC ACID
Frage 22
Frage
Select one of the following
Frage 23
Frage
Select one of the following.
Frage 24
Frage
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]
Antworten
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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
Frage 25
Frage
Select one or more of the following
Frage 26
Frage
select one of the following
Frage 27
Frage
Select one of the following
Frage 28
Frage
Select one of the following
Frage 29
Frage
Select one of the following
Frage 30
Frage
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.
Antworten
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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