WorksheetsSTAAR Review Menu (New TEKS)
Total questions: 40
Worksheet time: 50mins
What is the total number of organisms that eat primary consumers?
A. Five
B. Six
C. Seven
D. Eight
A student bounces a basketball off the gym floor. Which statement correctly describes the action-reaction force pair that causes the ball to bounce?
A. The gym floor pushes up on the ball as the ball pushes down on the floor with an equal amount of force.
B. The gym floor pushes up on the ball with a greater amount of force than the ball pushes down on the floor.
C. The gym floor pushes up on the ball as gravity pulls down on the ball with an equal amount of force.
D. The gym floor pushes up on the ball with a greater amount of force than gravity pulls down on the ball.
Matter can undergo physical or chemical changes. Which of these are examples of physical changes? Select TWO correct answers.
Burning wood
Breaking an egg
Cooking an egg
Freezing a popsicle
Rusting iron
Which statement correctly compares and explains the length of daylight at the two points?
The length of daylight is shorter at Point X than at Point Y because the Northern Hemisphere is tilted away from the sun.
The length of daylight is shorter at Point X than at Point Y because the Northern Hemisphere is tilted toward the sun.
The length of daylight is longer at Point X than at Point Y because the Northern Hemisphere is tilted away from the sun.
The length of daylight is longer at Point X than at Point Y because the Northern Hemisphere is tilted toward the sun.
Which TWO body systems are MOST DIRECTLY responsible for students being able to feel rain on their skin?
Nervous and Integumentary Systems
Digestive and Respiratory Systems
Circulatory and Muscular Systems
Skeletal and Endocrine Systems
Which graph represents a baseball player accelerating away from a base located at the origin?
Graph A: A straight line decreasing from left to right.
Graph B: A curve decreasing and flattening out.
Graph C: A straight line increasing from left to right.
Graph D: A curve increasing and steepening.
Ocean water absorbs carbon dioxide from the atmosphere. Carbon dioxide lowers the pH of the ocean water, which is harmful to organisms living in the ocean. Which activity is most likely to decrease the amount of carbon dioxide being added to the ocean water?
Cutting down rain forests to use the land to farm crops
Constructing homes on farmland rather than on vacant lots in the cities
Going to school in cars instead of riding the bus with other students
Using electrically powered devices instead of those powered by fossil fuels
A group of students was conducting an investigation with plants. One group of plants was placed inside a closet. The other group of plants was placed next to a window. After 2 weeks, the plants next to the window were taller and healthier than the plants in the closet. Which statement BEST explains the difference in plant growth?
The plants next to the window were able to convert more light energy into chemical energy.
The plants next to the window were able to convert more thermal energy into light energy.
The plants next to the window were able to convert more thermal energy into mechanical energy.
The plants next to the window were able to convert more light energy into electrical energy.
Which statement describes how each land feature MOST LIKELY formed?
The Himalayas formed at convergent boundaries, while the Great Rift Valley formed at divergent boundaries.
The Himalayas and the Great Rift Valley both formed at divergent boundaries.
The Himalayas formed at divergent boundaries, while the Great Rift Valley formed at convergent boundaries.
The Himalayas formed at convergent boundaries while the Great Rift Valley formed at transform boundaries.
Which statement BEST explains a possible correct answer to an exam question?
Tectonic plates are moving away from each other in areas that form both mountains and rift valleys.
Tectonic plates are moving away from each other in areas that form mountains, while tectonic plates are moving toward each other in areas that form rift valleys.
Tectonic plates are moving toward each other in areas that form mountains while tectonic plates are sliding past each other in areas that form rift valleys.
Tectonic plates are moving toward each other in areas that form mountains, while tectonic plates are moving away from each other in areas that form rift valleys.
A student is pushing two blocks on a smooth, frictionless surface. What force is required in order to produce an acceleration of 2.5 m/s²?
12 N
30 N
50 N
75 N
How do fossil records support the theory of plate tectonics?
Similar fossils are found on the same continent at different time periods.
Similar fossils are found on various modern continents.
Different fossils are found on the same continent during the same time period.
Fossils found along coastal regions of modern continents are unique.
Based on the data table, which cart has the lowest acceleration?
A. W
B. X
C. Y
D. Z
Which statement BEST explains a possible correct answer to an exam question?
A. The cart will have the lowest acceleration if it has a larger mass and its applied force and friction have the greatest sum.
B. The cart will have the lowest acceleration if it has a smaller mass and its applied force and friction have the greatest sum.
C. The cart will have the lowest acceleration if it has a larger mass and has the least difference between its applied force and friction.
D. The cart will have the lowest acceleration if it has a smaller mass and has the least difference between the applied force and friction.
Which statement BEST describes the flow of energy through this pyramid?
Producers provide energy directly to the organisms in all the trophic levels above them.
Primary consumers transfer energy to the trophic level above them and the trophic level below them.
Secondary consumers represent the most organisms, and they have the greatest amount of energy in their trophic level.
Tertiary consumers do not receive all the energy from the trophic level below them, because some energy is lost to the environment.
Which statement describes the atoms present in FOUR molecules of methane?
Four molecules of methane would contain 1 atom of carbon and 4 atoms of hydrogen.
Four molecules of methane would contain 4 atoms of carbon and 1 atom of hydrogen.
Four molecules of methane would contain 4 atoms of carbon and 16 atoms of hydrogen.
Four molecules of methane would contain 16 atoms of carbon and 16 atoms of hydrogen.
Students listed characteristics of some cells they had studied. Identify the characteristics that are part of the cell theory. Select TWO correct answers.
Are able to move freely
Have similar structures
Can only come from other cells
Are the basic units of life
Help fight diseases
The diagram shows different types of tectonic plate boundaries. Which table accurately shows the surface features associated with each tectonic plate boundary?
A. Plate Boundary 1: Volcanoes and Oceanic ridges; Plate Boundary 2: Trenches and continental rift valleys
B. Plate Boundary 1: Oceanic ridges and continental rift valleys; Plate Boundary 2: Trenches and volcanoes
C. Plate Boundary 1: Continental rift valleys and volcanoes; Plate Boundary 2: Oceanic ridges and trenches
D. Plate Boundary 1: Trenches and continental rift valleys; Plate Boundary 2: Volcanoes and oceanic ridges
There are many different species of rat snakes in the United States. Three species are described in the table. Which statement BEST explains these differences in color?
Each snake population adapted to a different environment over time.
Each snake population moved to a different environment to reproduce.
Each individual snake changed its color to match its environment.
Each individual snake chose the best colors to pass to its offspring.
An equation for a chemical reaction is shown. NaOH + HCl → NaCl + H₂O Which statement provides evidence that mass is conserved in the reaction?
A. Two new substances are formed in the products.
B. Water is one of the products, but not one of the reactants.
C. Two hydrogen atoms are in the reactants, and two hydrogen atoms are in the products.
D. One chlorine atom pairs with one sodium atom in the products, and one chlorine atom pairs with one hydrogen atom in the reactants.
What differences between Earth's Northern and Southern Hemispheres are represented in the diagram, AND what causes these differences?
A. The Northern Hemisphere experiences summer when it is tilted towards the sun, while the Southern Hemisphere experiences winter.
B. The Northern Hemisphere is always warmer than the Southern Hemisphere.
C. The Southern Hemisphere experiences longer days throughout the year.
D. The Northern Hemisphere has more landmass than the Southern Hemisphere.
Based on the food web, which types of organisms would the grasshopper mouse most likely compete with for food sources?
Producers and carnivores
Producers and decomposers
Herbivores and carnivores
Herbivores and decomposers
The image shows a roller coaster cart moving along a track. Which statement BEST describes the kinetic and potential energies of the cart at Location X compared with the kinetic and potential energies of the cart at Location Y?
The cart has more potential energy and less kinetic energy at Location X than it has at Location Y.
The cart has less potential energy and more kinetic energy at Location X than it has at Location Y.
The cart has the same amounts of potential energy and kinetic energy at Location X as it has at Location Y.
The cart has more potential energy and kinetic energy at Location X than it has at Location Y.
Anthony is performing an experiment. He adds 0.25 grams of baking soda to 5 grams of water and stirs. Anthony watches as the baking soda dissolves in the water. If Anthony weighs the water and baking soda solution, what will its mass be?
4.75 grams
5.25 grams
5.0 grams
7.5 grams
Which of the models of a chemical reaction best represents the Law of Conservation of Mass?
A
B
C
D
Letting go of a balloon full of air is demonstrating Newton's ______ _______ ________ _________ because the air comes out of the back and the balloon moves forward.
1st law of motion
2nd law of motion
3rd law of motion
13th law of motion
A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.
The Law of Inertia (1st law)
The Law of Acceleration (2nd law)
The Law of Conservation of Momentum
Action Reaction Law (3rd law)
Use the diagram to find where winter is on the northern and southern hemisphere?
CE
AG
EG
EC
Who is the scientist who proposed Continental Drift Theory?
Most geologists think that the movement of Earth's tectonic plates is caused by
the rotation of the Earth.
the Earth's magnetic field.
subduction.
convection currents.
Which of the following organisms in competition with the weasel for their food source?
grass
rabbit
fox
snake
