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WorksheetsScience STAAR Review 24-25
Total questions: 63
Worksheet time: 2hrs 58mins
Which of these is the best conductor of electricity? (5.5A)
Glass rod
Cotton string
Plastic tubing
Copper penny
A student reads the label on the bottle of salad dressing shown here. Why would the student shake the salad dressing well before using it? (5.5A)
Vinegar and oil have different densities.
Vinegar and oil easily form a solution.
Vinegar and oil both contain water.
Vinegar and oil are both liquids.
A student plugs a hot plate into an outlet and turns on the hot plate to melt the ice. Complete the example to identify another object that used the same source of energy as the hot plate.
Drag and drop the correct answer in each box.
(a) using (b) energy.
A campfire, fireworks, and a burning candle all produce which forms of energy?
Select TWO correct answers.
Mechanical Energy
Thermal energy
Light energy
Solar energy
Electrical energy
The picture shows a series circuit with three lit bulbs. How many of the bulbs will remain lit if the wire is cut at the point shown by the arrow? (5.6B)
0
1
2
3
A group of students built the circuit shown here. The lightbulb does not glow. Which statement explains this observation? (5.6B)
The battery is not charged.
The lightbulb is not part of a complete circuit.
The circuit does not have a switch.
The bell uses most of the energy from the battery.
When light travels through air into a prism, it bends and separates into many colors. In which other situation does light bend? (5.6C)
When light moves through air into water
When light hits a wall
When light passes through outer space
When light hits a mirror
The picture shows a child standing in a swimming pool. Why does the lower part of the child appear so much different in size from the upper part? (5.6C)
The light rays that travel through water and then into air are refracted.
The light rays that travel through water and then into air are enlarged.
The light rays that travel through air and then into water are reflected.
The light rays that travel through air and then into water are reduced.
The model above shows layers of sediment on an ocean floor. Which of the following can explain how these layers can become rock over many years?
sand in the sediment melts and turns into rock
weight of the water compacts the sediment into rock
changing water temperatures turn sand in the sediment into rock
pollution caused by humans turns sediment into rock
Students make a model to show first step in formation of sedimentary rock. They pour 2 cm of light colored sand into a clear plastic box. They add 1 cm of gravel. Finally they pour 2 cm of dark colored sand on top of gravel. Which characteristic of sedimentary rock does this model show?
Sedimentary rock is made of layers
Sedimentary rock is made of cemented bits of rock
Sedimentary rock is often limestone
Sedimentary rock is often common in Texas.
A canyon with tall, vertical sides is shown. Which of the following most likely led to the formation of this canyon?
Rapidly moving water
A hurricane
Burrowing animals
Volcanic activity
A diagram of a delta is shown. Which process best describes the formation of this delta?
The erosion of sediments in the ocean
The weathering of rock by glaciers
The deposition of sediments carried by the ocean
The deposition of sediments carried by the river
The picture show two views of a certain fish. How does the appearance of this fish most likely help it survive?
Prey have little chance of seeing this fish as it approaches head-on
The head-on view of this fish attracts predators
The narrow body allows this fish to live in deep water
Predators have a hard time seeing the side view of this fish.
Some facts about birds called Cattle Egrets are listed below. Which of these facts best describes how these birds depends on other animals to survive?
Fact 1
Fact 2
Fact 3
Fact 4
A food web for some organisms in an African rain forest is shown below. Which organisms in this food web eat only consumers? (5.9B)
Okapis
Civets
Leopards
Gorillas
Camouflage is a method when an (a) blends in with its (b) to avoid its (c) .
What are structural adaptations (body part to help the organism survive)?
protection
breathe under water
blend in
light weight
Which two forces act on an object from a distance and cause the object to move?
Friction and gravity
Gravity and magnetism
Magnetism and friction
Gravity and density
Which two kinds of energies are produced by a light bulb in a circuit?
Electrical and light
Mechanical and light
Light and heat
Sound and heat
Which Earth processes can be observed in a Grand Canyon?
Formation of sedimentary rock
Oceanic waves
Mountain erosion
Plant growth
Which energy source below is considered non-renewable?
Biofuel
Natural gas
Solar
Hydropower
Examining temperature and precipitation daily using a thermometer and a rain gauge measured
temperature only
climate
wind speed only
weather
Where will the Sun be at 12 pm?
Right above
On the east
On the west
On the south
Why does the night sky appears to move in a circle?
Earth rotates on its axis
The sky rotates over Earth
Stars travel in a circle around Earth
Earth revolves around the Sun
Which planet comes next after Jupiter?
Uranus
Mars
Neptune
Saturn
On a bright, sunny day, which time of day can be predicted to create the shortest shadows?
9am
3 pm
12pm
12am
Which of the following is a slow change to Earth's surface?
volcano
landslide
earthquake
deposition
Which of the following has a POSITIVE effect on the ecosystem?
fertilizer that washes into a river
planting trees
sewage flowing into ocean
creating pollution
Sunlight, water, and carbon dioxide are important for -
plants
animals
humans
minerals
Which adaptation is important for aquatic animals?
down feathers
long tail
webbed feet
large wings
Which planet doesn't have rings?
Mars
Jupiter
Neptune
Saturn
Which of the following is a non-magnetic conductor?
Steel
Aluminum
Plastic
Glass
All of the following are found on the moon, EXCEPT -
Precipitation
Dust
Rocks
Gravity
How long does it take Earth to rotate on its axis 7 times?
One day
One week
One month
One year
A kangaroo rat lives in the desert environment. Which is the most difficult to find there?
Air
Shelter
Sunlight
Water
Which of the following is the same as frogs laying eggs?
Snake shedding skin
Plant producing seeds
Tadpole becoming a frog
Lizard dropping a tail
What property of matter can be used to classify the following objects into more than one group?
State of matter
Solubility
Magnetism
Thermal conductibility
A team of science students tested properties of four different materials and recorded their results. Based on the data, which material would best insulate electrical wires?
Material A
Material B
Material C
Material D
Clarissa made lemonade for a party. She stirred lemon juice and sugar into water. What property of the sugar remained the same when in the lemonade solution?
Texture
Taste
Color
None of the above
What type of energy source is being used to power the solar panel?
Sound
Mechanical
Thermal
Light
If a student connects the wires as shown, which lights will appear lit?
B, C, and D
A and C
A and D
A, B, C, and D
The arrows in the diagram represent light rays. Which of the following is shown by the diagram?
Light is being absorbed
Light is being refracted through a convex lens
Light is transmitting through a reflective surface
Light is reflecting off a mirror
Why does the straw appear to be broken?
The light rays that travel through the water and into the air are reflected
The light rays are magnified
The light rays are absorbed by the water
The light rays that travel through the air and into the water are refracted
An engineer wants to test the ability of certain materials to resist cracking. The objects she wants to test are provided. She drops a 500 g weight from a height of 100 cm on each tested material. She observes and records the results after each drop. How can she improve the experiment?
Use weights of different masses to drop on each test material
Drop the weight from a different height on each test material
Use only test materials that are the same shape and thickness for each drop test
Use a fewer number of test materials for the experiment
After weathering, erosion, and deposition break down solid rock into sediments, what processes must happen to form sandstone?
Precipitation and evaporation
Heat and pressure
Cooling and hardening
Compaction and cementation
How was the U-shaped valley most likely formed?
By a glacier
By wind erosion
By sediments being deposited at the mouth of a river
By flash flooding
Which of the following best describes climate rather than weather?
The arrival of a warm front in the afternoon
The average high temperature in October decreasing over 5 decades
A hurricane moving across the Caribbean
Changing air pressure throughout the week
How will location Z be affected by evaporation and wind?
Increased precipitation
Decreased cloud cover
Increased amounts of salt
Increased drought
Which of the following statements is true?
Earth's revolution causes the day/night cycle
Earth takes 24 hours to revolve around the Sun
The positions of other planets affect Earth's day/night cycle
Earth rotates once every 24 hours
Which of the following organisms is interacting with another organism?
A bird building a nest in a tree
A cricket digging in soil
A deer drinking from a puddle
A spider spinning a web
The table lists ways that four organisms obtain energy. Which organism does not depend on another organism to obtain energy?
Mushroom
Deer
Sunflower
Coyote
In the woodlands of New York, the whitetail deer population has greatly increased in the past decade. Deer prefer to feed on plants that are native to the region rather than invasive species of plants. What effect does the growing deer population have on the ecosystem?
The number of native plants increases
The amount of water increases
The amount of plants considered invasive species increases
The region receives more precipitation
The image shows rock layers in a natural area. Layer 1 contains fossils of shells and fish. Layer 1 was most likely formed in which of the following environments?
Ocean
Tundra
Forest
Desert
The prickly pear cactus is Texas' state plant. This green plant has bright yellow flowers and purple fruit. It has waxy, oval-shaped pads and sharp spines. Which trait helps the prickly pear cactus conserve water?
Waxy pads
Yellow flowers
Purple fruit
Green color
Horses have hooves. Ducks have webbed feet. Both of these animals use their feet primarily for-
Migration
Camouflage
Mimicry
Catching prey
Which of the following are conductors. (Check all that apply)
copper
Rubber
plastic
Aluminum Foil
Iron nail.
Compaction, layers and cementation is best associated with what type of rock?
Igneous
Sedimentary
Metamorphic
Pancake Rocks
What is a change in form, along a series of stages in the life history of an organism?
metamorphosis
incomplete metamorphosis
mammals
amphibians
What are the 4 stages of a complete metamorphosis
1. Egg 2. Larva 3. Pupa 4. Adult
1. Adult 2. Larva 3. Eggs 4. Fish
1. nymph 2. eggs 3 adult
What is an insect growth development characterized by the similar appearance of pre-adults and adults?
incomplete metamorphosis
life cycles
birds
invertebrates
What are the 3 stages of an incomplete metamorphosis?
1. Egg 2. Nymph 3. Adult
1. Nymph 2. Egg 3. Adult
1. Larva 2. Nymph 3. Adult
