The correct answer is C. equal and in the opposite direction to that of the moving object
The reaction and action force should be equal and in the opposite direction.
sharon kalunda answered the question on July 29, 2019 at 14:15
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The best procedure of separating a mixture of sand, maize and salt is
(Solved)
The best procedure of separating a mixture of sand, maize and salt is
A. picking, dissolving, filtering, evaporating
B. dissolving, filtering, picking, evaporating
C. picking, filtering, dissolving, evaporating
D. dissolving, decanting, picking, evaporating.
Date posted:
July 29, 2019
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Answers (1)
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In a certain investigation pupils sat at different positions around a pupil who was ringing a bell. Which one of the following aspects of sound...
(Solved)
In a certain investigation pupils sat at different positions around a pupil who was ringing a bell. Which one of the following aspects of sound were the pupils investigating?
A. Special sounds.
B. Loud and soft sound.
C. Noise pollution.
D. Direction of sound.
Date posted:
July 29, 2019
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Answers (1)
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When pupils heated some garden soil, smoke was produced. The observation made indicated the presence of
(Solved)
When pupils heated some garden soil, smoke was produced. The observation made indicated the presence of
A. organic matter
B. air
C. mineral particles
D. water.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following soil conservation measures is least suitable on a large piece of land?
(Solved)
Which one of the following soil conservation measures is least suitable on a large piece of land?
A. Terracing.
B. Mulching.
C. Tree planting.
D. Contour farming.
Date posted:
July 29, 2019
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Answers (1)
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The method of grazing that would require the largest piece of land to practice is
(Solved)
The method of grazing that would require the largest piece of land to practice is
A. herding
B. stall feeding
C. tethering
D. paddocking.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following pairs consists only of farm animals that produce mutton?
(Solved)
Which one of the following pairs consists only of farm animals that produce mutton?
A. Cow and goat.
B. Goat and sheep.
C. Cow and sheep.
D. Sheep and pig.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following pairs consists only of components of environment that produce carbon dioxide?
(Solved)
Which one of the following pairs consists only of components of environment that produce carbon dioxide? A. Air and plants.
B. Animals and plants.
C. Water and air.
D. Soil and animals.
Date posted:
July 29, 2019
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Answers (1)
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Formation of a rainbow can be demonstrated by the following activities except when
(Solved)
Formation of a rainbow can be demonstrated by the following activities except when
A. Observing the sun through a horizontally-held transparent biro pen casing
B. Placing a mirror in water to face the sun
C. Spraying water in the air from the mouth in bright sunshine
D. Placing a biro pen casing on water in a glass container.
Date posted:
July 29, 2019
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Answers (1)
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A mixture of salt solution, maize grains and iron filings can be separated by
(Solved)
A mixture of salt solution, maize grains and iron filings can be separated by
A. Filtering, Use of magnet, evaporation
B. Decanting, picking, winnowing
C. Filtering, decanting, evaporation
D. Winnowing, use of magnet, picking.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following pairs of processes are as a result of increase and decrease in temperature respectively?
(Solved)
Which one of the following pairs of processes are as a result of increase and decrease in temperature respectively?
Increase--------------- Decrease
A. Freezing ----------------condensation
B. Expansion-------------- evaporation
C. Contraction ------------expansion
D. Melting ---------------condensation
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following components of air is used for preservation of soft drinks?
(Solved)
Which one of the following components of air is used for preservation of soft drinks?
A. Carbon dioxide.
B. Nitrogen.
C. Oxygen.
D. Inert gases.
Date posted:
July 29, 2019
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Answers (1)
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The following are methods of maintaining simple tools:
(i) Cleaning after use
(ii) Proper storage
(iii) Sharpening cutting edges
(iv) Proper use of tools.
Which...
(Solved)
The following are methods of maintaining simple tools:
(i) Cleaning after use
(ii) Proper storage
(iii) Sharpening cutting edges
(iv) Proper use of tools.
Which pair consists only of methods for safety from accidents?
A. (ii) and (iv).
B. (i) and (iv).
C. (ii) and (iii).
D. (i) and (iii).
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following materials will not form a shadow when light is shone on it?
(Solved)
Which one of the following materials will not form a shadow when light is shone on it?
A. White paper.
B. Mirror.
C. Glass of a lamp.
D. Sheet of aluminium.
Date posted:
July 29, 2019
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Answers (1)
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To model the solar system, the following materials can be used:
(i) soft board
(ii) clay
(iii) pins
(iv) glue
(v) manila paper.
Which one...
(Solved)
To model the solar system, the following materials can be used:
(i) soft board
(ii) clay
(iii) pins
(iv) glue
(v) manila paper.
Which one of the following materials would be most suitable to use instead of the pins?
A. Wax.
B. Plasticine.
C. Pieces of barbed wire.
D. Pieces of cello tape.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following mixtures can be separated by either picking or sieving?
(Solved)
Which one of the following mixtures can be separated by either picking or sieving?
A. Maize and beans.
B. Rice and sorghum.
C. Maize and millet.
D. Green grams and peas.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following is an example of a harmful animal?
(Solved)
Which one of the following is an example of a harmful animal?
A. Turkey.
B. Donkey.
C. Termite.
D. Dog.
Date posted:
July 29, 2019
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Answers (1)
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The following materials can be used to construct a certain weather instrument:
(i) small plastic bottle
(ii) large plastic bottle
(iii) manila paper
(iv) cello...
(Solved)
The following materials can be used to construct a certain weather instrument:
(i) small plastic bottle
(ii) large plastic bottle
(iii) manila paper
(iv) cello tape.
The weather instrument likely to be constructed is
A. air thermometer
B. wind vane
C. rain gauge
D. liquid thermometer.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following is the most commonly abused drug in Kenya?
(Solved)
Which one of the following is the most commonly abused drug in Kenya?
A. Khat.
B. Glue.
C. Tobacco.
D. Alcohol.
Date posted:
July 29, 2019
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Answers (1)
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In a certain activity, a sample of soil was mixed with water in a transparent container, shaken and allowed to settle. This was to investigate...
(Solved)
In a certain activity, a sample of soil was mixed with water in a transparent container, shaken and allowed to settle. This was to investigate soil
A. drainage
B. fertility
C. composition
D. capillarity.
Date posted:
July 29, 2019
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Answers (1)
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Which one of the following methods will mainly conserve soil and not water?
(Solved)
Which one of the following methods will mainly conserve soil and not water?
A. Mulching.
B. Terracing.
C. Cover crops.
D. Gabions.
Date posted:
July 29, 2019
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Answers (1)