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WorksheetsScience SLO 2022-2023
Total questions: 130
Worksheet time: 2hrs 42mins
When you use your 5 senses to gather information, you are making a/an
Observation
Inference
Scientific Wondering
These kind of observations are made using instruments such as rulers, balances and thermometers
Qualitative
Quantitative
Scientific
These type of observations are described, not measured.
Qualitative
Quantitative
It feels smooth. What type of observation is this?
Qualitative
Quantitative
The leaf is 5mm wide. What type of observation is this?
Qualitative
Quantitative
The mass of the chocolate cake is 250 g. What type of observation is this?
Qualitative
Quantitative
Which of the following statements is an inference about the picture
Which of these statements is an inference about this picture?
One grape is placed in tap water and another grape is placed in salt water. The change in their mass is measured after a day. What is the dependent variable?
salt water
mass of grapes
type of water
type of grapes
Mosquito repellent is sprayed on one arm and the other arm is not sprayed. The number of mosquito bites is counted after 2 hours. What is the independent variable?
mosquito bites
repellant
2 hours
A stapler is used to staple 100 papers. It jams 5 times during the trial. A different brand of stapler performs the same test. It jams 22 times. What things should be kept controlled in this experiment? Choose all that apply.
brand of stapler
person using the staplers
type of paper being stapled
brand of staples
The independent variable is the ONE thing you _____ in an experiment.
The variable that you measure in an experiment is the ________ variable.
Independent
Dependent
Control
What is the independent variable in this experiment?
"Which type of metal, copper or aluminum, conducts heat faster?"
size of metal
types of metal
time it takes to heat up
shape of the metal
What is the dependent variable in this experiment?
"Do tall people jump further than short people?"
height of the person
weight of the person
how fast the person runs
how far the person jumps
A woman saw a flock of geese fly over her house. What best describes what she saw?
Population of Geese
Community of Geese
Habitat
Ecosystem
All living and nonliving things in a habitat create a(n) _____.
community
population
habitat
ecosystem
Many types of populations of plants, animals, and microorganisms living together create a _____.
Community
Population
Habitat
Ecosystem
Biotic factors are...
living things
non-living things
undead things
Abiotic factors are...
living things
non-living things
undead things
Which of the following is an abiotic factor that plants depend on?
seed-eating birds
insect pollinators
ants building their nests in trees
nutrients in the soil
Identify the ecosystem
Forest
Tundra
Freshwater
Grassland
_______ are consumers that eat only meat.
Herbivore
Omnivore
Carnivore
producer
________ are consumers that eat plants and meat.
Herbivore
Omnivore
Carnivore
scavenger
Which organism makes their own food through the process of photosynthesis?
Two or more food chains that overlap is called a ___________________________.
community
carnivore
food web
food chain
What name is given to environmental factors that keep a population from getting too large?
Balance of Nature
Predators
A combination of 2 or more substances, where each substance keeps its own properties and can be separated easily is a ___.
Solution
Mixture
Matter
Solvent
A blend of one substance dissolved in another substance that can't be separated with a screen or a filter is known as a ____.
Solution
Mixture
Matter
Solvent
The substance that there is less of in a solution is the ____.
Solubility
Solvent
Mixture
Solute
The substance that there is more of in a solution is the ____.
Solubility
Solvent
Solute
Water
What is this salad an example of?
Mixture
Property
Solution
Gas
This is an example of a
Suspension
Colloid
Solution
Alloy
Anything that has mass and volume is ____.
volume
matter
mass
density
A measure of how concentrated the atoms are in a substance is known as _____.
mass
density
volume
matter
The amount of space something takes up is a measure of its ___.
density
volume
mass
matter
A watermelon has more matter AND takes up more space than a grape, so it has more
mass
volume
properties
mass and volume
You can measure ______ with a balance scale using grams.
mass
volume
conductivity
melting point
Jan saw a puddle of water in the morning on a sunny day but later the puddle was gone. What most likely happened to the water?
An animal drank all of the water.
The water evaporated.
There was precipitation during the afternoon.
It rolled down a hill.
Which change can occur when you add heat energy to liquid water?
The water can change from a liquid to a solid
The water can change from a gas to a liquid
The water can change from a liquid to a gas
The water can change from a solid to a gas
You can measure ______ with a graduated cylinder or measuring cup using milliliters.
mass
volume
conductivity
melting point
Which states of matter take the shape of the container they are in? Choose all that apply.
solid
liquid
gas
Concentration is
the amount of solute in the solvent
the amount of solvent in the solute
density
particle size
Which solution is more concentrated?
Solution 1:
500 mL of water
100 g of salt
Solution 2:
500 mL of water
90 g of salt
Solution 1
Solution 2
They have the same concentration
I have no idea
To separate a mixture of soil and water what separation method is used?
Filtration
Sifting
Chromatography
Evaporation
If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?
Evaporation
Chromatography
Magnetic attraction
In which layer of the atmosphere is the most water vapor found?
thermosphere
mesosphere
troposphere
stratosphere
Which layer of the atmosphere would jets fly in to avoid a thunderstorm?
troposphere
thermosphere
mesosphere
stratosphere
As you ascend (go up) in the troposphere what happens to the temperature?
It increases steadily
It decreases steadily
Why is the ozone layer vital to life on Earth?
Planes fly in the ozone layer
It is made up of oxygen (O2)
It shields the Earth from ultraviolet (UV) rays from the sun
It causes clouds to be created
In which layer of the atmosphere do meteors burn up?
Troposphere
Mesosphere
Thermosphere
Exosphere
This layer is the hottest layer of the atmosphere?
Troposphere
Stratosphere
Mesosphere
Thermosphere
What is the order of the layers of the atmosphere, starting with the layer closest to Earth's surface?
Stratosphere, Troposphere, Exosphere, Mesosphere, Thermosphere
Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere
Troposphere, Stratosphere, Mesosphere, Exosphere, Thermosphere
Troposphere, Stratosphere, Thermosphere, Exosphere, Mesosphere
Which is the coldest layer
Troposphere
Mesosphere
Thermosphere
Stratosphere
Where do plants get the energy for photosynthesis to take place?
nutrients in the soil
the sun
chlorophyll
bee pollination
What part of the plant soaks up water for photosynthesis?
roots
petals
leaf
stem
The openings that are found in the leaves of plants are called:
Stomata
Chlorophyll
Xylem
Chloroplast
The process of photosynthesis takes place in the:
Leaves of the Plant.
Stem of the plant.
Roots of the plant.
All of the above.
How many planets are there?
7
9
8
3
How many groups are the planets broken into?
3
2
1
4
What are the 4 inner planets?
Mercury, Jupiter, Saturn, Pluto
Earth, Venus, Mars, Neptune
Mercury, Venus, Earth, Mars
Jupiter, Saturn, Neptune, Uranus
What are the 4 outer planets?
Mercury, Venus, Earth, Mars
Uranus, Mercury, Earth, Mars
Jupiter, Uranus, Saturn, Neptune
Jupiter, Saturn, Earth, Mars
The inner planets share 2 qualities or characteristics
Humans can live on them, they all have water
They are rocky, and humans can find food on them
They are rocky and close to the Sun
They are close to the Sun, and humans can live on them
The fourth planet from the Sun, called the Red planet, and extensively explored and observed
Neptune
Venus
Jupiter
Mars
What are the 2 characteristics of the 4 outer planets.
They are rocky and small in size
Larger planets and made of gas
Closer to the Sun and made of gas
Farther from the Sun and made of gas
Discovered in 1930, originally a planet and then switched to a dwarf planet in 2006.
Pluto
Neptune
Uranus
Jupiter
The location of an object in relation to a nearby object or place is called . . .
reference point
motion
position
frame of reference
Tells you how the position of an object changes during a certain amount of time
speed
velocity
acceleration
force
Forces that cause a change in motion are . . .
gravity
friction
balanced forces
unbalanced forces
Forces on an object that are equal in size & opposite direction, cancelling each other out, are called . . .
unbalanced forces
balanced force
friction
gravity
The force of attraction between two objects; increases as the mass of the objects increase; decreases as the distance between the objects increases . . .
gravity
friction
balanced forces
unbalanced forces
A push or pull on matter from all directions is called . . .
speed
velocity
acceleration
force
How does the mass of an object affect the motion of an object?
The greater the mass the less effect a force will have
The greater the mass the greater the effect a force will have
The less the mass the less effect a force will have
It has no effect
What force attracts some metals and it is a noncontact force?
Push
Pull
Magnetism
Friction
To drag a sofa over carpet, movers sometimes use slippery pads. Which force is reduced with the use of the pads?
Friction
Gravity
Push
Magnetism
Why does a newly oiled machine work faster than a machine that hasn't been oiled?
Oil reduces the friction between the parts
Oil increases the friction between the parts
Gravity acts more on an old machine
Gravity acts more on a new machine
How does recycling help the environment?
less trash is produced
the air is cleaner
the water is cleaner
the land is cleaner
all of these answers
What risk does the garbage patch pose for animals and humans?
animals can become trapped in plastic nets and rings
humans may consume fish that have consumed toxin-containing plastics
fish and whales can confuse plastic as a food source
all of the answers
Which of the following is a source of air pollution?
Difficulty in breathing
Factories
Eye irritation
Drinking water
What is one way you and your family can help to conserve water at home?
watering the garden at the hottest time of the day
using the longest cycle to wash clothes
turning off the faucet while brushing your teeth
letting the water run while washing dishes
Global warming can lead to
deforestation
climate change
oil spills
litter
The model shows the planets in Earth's solar system.
What is a problem with the model?
The Sun is too big in comparison to the planets in the model.
Planets should not be lined up in a row on one side of the Sun.
Planets are actually closer to each other than is shown in the model.
Not all of the planets in the solar system should be shown orbiting the Sun.
A satellite is orbiting around Earth in space. The satellite contains a powerful telescope and cameras.
Why would scientists most likely choose to use a telescope in space instead of a telescope on Earth?
It is easier to take pictures of other satellites orbiting Earth in space.
It can view distant objects in space that cannot be seen from Earth.
It is less expensive to build a large telescope in space than on Earth's surface.
The sun is the brightest start we can see on Earth because
it is the oldest star in our solar system
it is bigger than all the other stars
it is able to form the most patterns
it is the closest star to Earth.
Which of the following about Earth's solar system is correct?
Earth is the center of it
The sun is the center of it.
The planets in this solar system have no set orbit.
This solar system has only nine planets.
Stars are different colors based on
their size
their temperature
how close they are to Earth
where they are in the sky
Two stars appear to be the same size and same temperature, but one of them looks brighter in the night sky. Why would this most likely be the reason?
it is blue
it is younger
it is closer to Earth
it is older
What separates the inner planets from the outer planets?
the Milky Way
the Kuiper Belt
the Asteroid Belt
the scattered disc
What is the correct order of the planets?
Neptune, Mars, Jupiter, Earth, Saturn, Uranus, Mercury
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
What converts nitrogen gas into a usable form for plants and animals?
bacteria
rain
fungi
car exhaust
Organisms that need nitrogen to survive.
only plants
only animals
only bacteria
all living things
Gas that makes up 78% of our atmosphere.
Oxygen
Nitrogen
Hydrogen
Carbon Dioxide
An oreo cookie has a mass of 20 grams. It gets crushed into crumbs for a recipe. What is the mass of the crumbs?
15 grams
25 grams
20 grams
What will have more mass when a chemical change is complete: the reactants before the chemical reaction or the product after the reaction is complete?
They both will have the same mass
The product always has more mass than the reactant
The reactant will have more mass than the product
They both will lose mass after the reaction
Matter is anything that ---
takes up space and has mass.
is in our universe.
is light, sound or ideas.
The Law of Conservation of Matter states that the total amount of matter _____ after it undergoes change.
disappears
stays the same
weighs less
explodes
