WorksheetsLong Test in Science
Total questions: 50
Worksheet time: 27mins
What are natural resources? These are materials or elements from the environment that people_____
Did not create
invented for themselves
use to meet their needs
observe using a scientific equipment
What do you call a resource that people can use again and again but its supply can be replaced?
renewable
recyclable
reliable
unlimited
What two factors have the greatest influence on soil formation?
temperature and rainfall
slope of the land and rainfall
kind of soil and temperature
reforestation and use of compost as fertilizer
Which pair of resources is renewable?
cotton and leather
aluminum and iron
coal and solar energy
soil and minerals
Why are coal, petroleum, and natural gas considered and non-renewable resources if they were produced from plant and animal remains?
it takes a very long time to produce them
Using them results in environmental problems
They are difficult to locate and explore from Earth
The Philippines is dependent on supply from other countries
Which of the following renewable energy sources is not feasible in the Philippines?
Geothermal energy
Nuclear energy
Hydroelectric energy
Solar energy
Which of the following ways conserves land resources?
recycle discarded products made of metals
avoid too much fertilizers and detergents
do not throw wastes on bodies of water
avoid siltation that damages corals
Trees, plant fiber, starch, and plant pigments are important land resources. Which of the following is its product?
soft drink can
cardboard
appliances
jewels
Which objects are made from materials produced from mining?
leather shoes
chair
pillows
jewelry
Which of the following factors results to the presence of minerals in the Philippines?
presence of volcanoes and trenches
archipelagic geography
location near the equator
climate
Which of the following factors results to the diverse ecosystem in the Philippines?
presence of volcanoes and trenches
weather
location near the equator
typhoons
In which body of water is 30 N, 45 W located?
Pacific ocean
Atlantic Ocean
Selebes Sea
Arctic Ocean
What is the most abundant gas in the atmosphere?
oxygen
carbon dioxide
nitrogen
helium
What is the correct order of Earths atmospheric layers from bottom to top?
Stratosphere, Mesosphere, Troposphere, Thermosphere, Exosphere
Stratosphere, Troposphere, Thermosphere, Mesosphere, Exosphere
Troposphere, mesosphere, Stratosphere, Thermosphere, Exosphere
Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere
In which layer do virtually all weather phenomena take place?
Exosphere
Mesosphere
Stratosphere
Troposphere
Which layer at the atmosphere contains the ozone layer?
Mesosphere
Stratosphere
Thermosphere
Troposphere
In which atmospheric layer is most water vapor found?
Troposphere
Stratosphere
Mesosphere
Thermosphere
What is meant by trace gases?
harmful gases
gases emitted by trees
gases naturally occurring on Earth
present in very small amounts
What is the basis for the division of the layers of the atmosphere surrounding Earth?
changing composition of gases
changing amount of oxygen
changing weather patterns
changing temperature
Why is the presence of ozone above the troposphere important for the survival of living things on Earth?
It warms earth surface
it helps in the cloud formation
it makes jet flying more comfortable
it offers protection from the suns harmful UV rays
The greenhouse effect is a natural phenomenon. Without a natural effect, the temperature of the earth would be about -18 C instead of its present 14 C. Why are scientists concerned about the greenhouse effect?
There is no technology that will keep the temperature of earth constant
Planting trees in wider areas is not possible, Earth has many desert areas
Human activities like burning of fossil fuels and deforestation enhance the greenhouse effect
none of the above
Why do hikers put on thicker clothes when climbing a high mountain?
for protection against insect bites
the air temperature decreases with altitude
so they can easily be located when they get lost
to add more weight so they will not be pushed by the wind
What happens to the surrounding air as warm air rises?
moves in all direction
moves to higher altitude
moves away from the rising air
moves toward the place where warm air rises
What happens when air is heated?
it rises
stays in place
spreads in all directions
moves toward a lower elevation
Which warms up faster, land or water?
land
water
land and water
warming varies depends on weather
Which of the following ways does not help prevent global warming from getting worse?
plant trees
reduce use of gasoline
walking or riding a bicycle
burning garbage and wastes
In what direction do winds blow?
northeast-soutwest
southwest-northeast
low pressure area-high pressure area
high pressure areas-low pressure areas
Which of the following does not describe the amihan?
brings lot of rain
brings cold weather
comes around July-September
comes from the northeast and moves southward
What is false about ITCZ?
it results in the thunderstorms
it occurs in countries near the equator
it occurs in the Philippines all year round
it is a place where winds in the tropics meet, rise and form clouds
Minerals are used for making many things including jewelry, chalk, and concrete. Where do we get the minerals needed to make these things?
from air
wood
rocks
crops
Compared to a thin string of the same length and tightness, a thick string produces sounds of _________
the same pitch
lower pitch
higher pitch
lower than higher pitch
A common indicator is litmus, a dye taken from lichen plant. Litmus turns____in acid.
blue
red
colorless
dark
Among all the electromagnetic waves, which has the highest frequency?
infrared radiation
radio wave
ultraviolet rays
gamma rays
On a warm sunny day, you will feel cooler wearing light colored clothes because they
reflect more radiation
prevent sweating
are not as heavy as dark clothes
let more air in
Which two parts of the light microscope magnify the image of an object?
eyepiece and mirror
eyepiece and objectives
objectives and mirror
objectives and diaphragm
What kind of eclipse do we see when the moon is entirely within the Earth's umbral shadow?
partial lunar
total solar
total lunar
partial solar
At which phase of the moon do solar eclipses occur?
full
new
2nd quarter
3rd quarter
A Lunar Eclipse can happen during a ____________moon
full
new
quarter
gibbous
Earth’s rotation takes about
1 year
1 month
1 week
24 hours
One complete revolution of Earth around the sun takes about
1 day
1 month
1 week
1 year
Earth has seasons because
its axis is tilted as it moves around the moon
it rotates on its axis
the distance between Earth and the sun changes.
its axis is tilted as it moves around the sun.
All objects are attracted to each other by the force of
speed
mass
inertia
gravity
Which factor makes Earth different from all the other planets in the solar system in its ability to support life?
The Earth has a breathable atmosphere
Earth's tilt
Earth's revolution
Earth's rotation
Earth is orbiting around sun. Earth’s orbit around sun is
elliptical
spherical
narrow
circular
Mars has seasons because of
rotation
revolution
tilt in the axis
moon
How does the greenhouse effect work?
Greenhouse gases reflect the sun's energy, causing it to warm the Earth.
Greenhouse gases directly warm oceans and cause dramatic weather.
Greenhouse gases absorb the sun's energy, slowing or preventing heat from escaping into space.
Oceans absorb greenhouse gases, which cause the Earth's temperature to rise.
What does carbon intensity measure?
Carbon dioxide produced per dollar of gross domestic product
Carbon dioxide produced per electrical charge
Carbon dioxide produced per kilowatt hour
Carbon dioxide produced per British thermal unit of energy
How many degrees are there in one hemisphere?
90
120
180
360
What lies at 90 degrees North latitude?
south pole
north pole
madagascar
antarctica
What is the name of the imaginary line that divides the Earth into Northern and Southern Hemispheres?
equator
prime meridian
tropic of capricorn
tropic of cancer
