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WorksheetsScience PSE 2013
Total questions: 50
Worksheet time: 38mins
Which of these is an example of a cold blooded animal?
The foods shown are a good source of
A. fats.
B. proteins.
C. sodium.
D. vitamins.
If the teeth labelled on the picture are removed, which of the following would be difficult for the person to do?
a. tear food
B. chew food
C. bite food
D. grind food
Based on the actions in the situation shown, which of these is the person in picture 4 most likely suffering?
A. Dengue
B. Cholera
C. Malaria
D. Measles
The symbol on the bottle shown tells that the substance it contains can
A. cause death if swallowed.
B. burn the skin.
C. cause a fire.
D. cause an explosion.
Over-eating of the foods shown and lack of exercise can result in
A. obesity.
B. anorexia.
C. bulimia.
D. scurvy.
Which of the numbered parts of the diagram stores urine before it passes out of the body?
A. 1
B. 2
C. 3
D. 4
Here is a list of characteristics for a group
. have hair or fur for covering
. are warm blooded
. have live births
. suckle their young
Which group of animals is best described by the characteristics in the box above?
A. birds
B. reptiles
C. fishes
D. mammals
People suffering from AIDS may contract some of the common diseases more easily than other people because
A. their immune system is strengthened by the HIV virus.
B. their immune system is weakened by the HIV virus.
C. they are more exposed to bacteria which cause common diseases.
D. their diet contains healthier foods than that of other people.
Which of the following situations could most likely have caused the dilated pupil shown in the picture?
A. A person left a dark room and entered a brightly lit room.
B. A person left a brightly lit room and entered a dark room.
C. A person left a dark room and entered another dark room.
D. A person left a brightly lit room and entered another brightly lit room.
All the children in the situations above are
A. practicing proper hygiene.
B. trying out unhealthy habits.
C. ignoring healthy practices.
D. discouraging personal health habits.
The situations in the pictures above ALL contribute to
land pollution.
water pollution.
noise pollution.
air pollution.
Based on the effects in the chart above, which of theses are affected by marijuana use?
lungs and liver
eyes, hands and feet
heart, brain and lungs
lungs and stomach
Which soil type below is the BEST for plant growth?
Use the information in the box to answer the following questions.
Which of the changes above are mainly experienced by boys during puberty?
2 and 3 only
1 and 5 only
2, 3, and 4
1, 3, and 5
Here are some feelings and behaviors that may become dangerous and require immediate attention.
Which of the trained persons listed below would someone experiencing the feelings and behaviors most likely visit for help?
Surgeon
Dentist
Mental Health Nurse
Heart Specialist
Use the food chain above to complete the statement that follows.
In the food chain the shrimp is a
carnivore.
producer
herbivore.
decomposer.
On the drawing shown, which substance enters at A and is released at B?
oxygen
water
carbon dioxide
sunlight
In which stage in the development of the bean plant is germination first noticed?
Stage 1
Stage 2
Stage 3
Stage 4
Teacher Kay did an experiment to show how the volume of a rock can be measured. As the rock was eased into the cylinder, which of these did the class most likely observe?
The water level rose.
The water level fell.
The rock became smaller.
The rock became bigger.
If the number of insects in the food web would decrease, which of the following would most likely occur?
The Keskidee would have nothing to eat.
There would be more food for the earthworms.
The snake would have more to eat.
None of the other organism would be affected by this.
Which of these plant characteristics is mostly demonstrated in the illustration above?
reproduction
response to stimuli
getting rid of waste
respiration
Which of these most likely caused the forming of the beach over the years?
weathering
corrosion
land recovery
land reclamation
Which of these correctly labels the layers in a Tropical Rain Forest?
Here are descriptions for two ecosystems. Use them to answer the following question.
Which of these is most likely TRUE?
plants in ecosystem 1 will be smaller and fewer than in ecosystem 2
plants in ecosystem 1 will be larger and more plentiful
plants in ecosystem 2 will be larger and more plentiful
plants in ecosystem 2 will be the same as plants in ecosystem 1
The picture above shows what happened when a boy did the same jump on earth and on the moon.
Why did the boy go higher when he did the jump on the moon?
more gravitational pull on the moon caused the boy to go further up.
less gravitational pull on the moon caused the boy to go further up.
no gravitational pull on the Earth stopped the boy from going further up.
less gravitational pull on Earth stopped the boy from going further up.
Above is Teacher Kim's class experiment. Use it to answer the following question.
How did increasing the number of turns on the nail affect the power of the electromagnet?
The electromagnet became weaker.
The electromagnet became stronger.
The electromagnet's power did not change.
The electromagnet lost all its strength.
In the picture above an apple is falling from a tree to the ground. Which of the forces listed below caused the apple to fall?
air resistance
upthrust
friction
gravity
Which of these forces allows the boat in the picture to float?
magnetism
gravity
upthrust
friction
Which of these concepts is illustrated in the examples above?
opposites attract
what goes up must come down
for every action there is an equal and opposite reaction
an object at rest remains at rest unless a force acts on it
Use the illustration above to answer the following question.
Why is the see saw NOT balanced?
both sides have equal weight
side 1 is heavier than side 2
side 1 is much lighter than side 2
both sides have the same number of children
To which of these does this law of motion apply?
a person running on a field
a motionless picture on a wall
a ball moving in the air
A launched rocket
The picture shows two ways Mr. James lifted a load. He preferred to use the pulley.
Why did Mr. James most likely prefer to use the pulley?
It made lifting the load easier.
It gave him more strength in his arms.
It gave support to his back.
It made lifting the load challenging.
Which simple machine is indicated by the arrow in the diagram?
lever
inclined plane
wedge
screw
In which of these situations are a wheel and axle and an inclined plane being used to move a load?
Which of the numbers on the picture identifies the effort?
1
2
3
4
In the picture, a lady uses a pot holder to hold the hot pot because the pot holder
allows heat to travel to the pot.
allows heat to travel tot he lady's hand.
prevents heat from reaching the cover of the pot.
prevents heat from reaching the lady's hand.
A pinwheel was placed on an empty can with both ends open as shown. When a lighted candle was placed below the can, the pinwheel began to spin.
Which energy transformation occurred in the experiment that made the pinwheel spin?
heat energy to mechanical energy
mechanical energy to heat energy
chemical energy to heat energy
light energy to heat energy
What is kinetic energy?
energy in motion
stored energy
energy yet to be made
burnt energy
Which of the following materials can be placed at X to complete the circuit and make the the bulb light?
a match stick
an eraser
a plastic fork
a metal nail
The diagram shows a total solar eclipse.
Where on Earth will people most likely be able to experience the total solar eclipse?
1
2
3
4
The bending of the light as shown below causes the fish to appear higher than it really is. Which property of light is responsible for this?
absorption
reflection
refraction
dispersion
Which of the following controls the amount of light that enters the eye?
iris
lens
cornea
retina
Which property of light is illustrated by the image of the water lily?
absorption
reflection
transmission
refraction
These drawings shows properties of sound waves.
In the drawing above, which of these describes the sound waves of the bullhorn?
high frequency, low amplitude wave
high frequency, high amplitude wave
low frequency, high amplitude wave
low frequency, low amplitude wave
Sam is unable to hear the sound of the bell ringing in the bottle becuase
sound cannot travel through the glass bottle
sound cannot travel through the empty space in the bottle.
the sound of the bell was too soft.
the bottle contained too many gases.
Which of these explains why Bottle 1 had the lowest pitch?
It had the most air, the vibrations were slowest.
It had the most air, the vibrations were fastest.
It had the least water, no vibrations were made.
It had the least water, the vibrations were less.
When the book is pulled out, the books on top will fall downwards. Which of these caused this to happen?
friction
inertia
upthrust
magnetism
Use the diagram of the ear to answer the following question.
Which of the following correctly indicates how the dog's barking will be heard?
outer ear > ear canal > ear drum > tiny bones > cochlea > auditory nerve
outer ear > eardrum > cochlear > semi circular canals > tiny bones > auditory nerve
outer ear > tiny bones > eardrum > ear canals > cochlea > auditory nerve
outer ear > tiny bones > semi circular canals > ear drum > cochlea > auditory nerve
At which position does the skater have the greatest potential energy?
1
2
3
4
