Science STAAR Category 1

Over a period of 40 years, the amount of rain that fell in the central Texas area was measured and recorded. Monitoring and tracking rainfall over a long period gives the most accurate information about--

• amount of humidity

• weather

• climate

• high temperature

Tags

NGSS.MS-ESS2-6

In the water cycle, the Sun's energy is directly responsible for causing the process at location---

• A

• B

• C

• D

Tags

NGSS.MS-ESS2-4

Which factor most likely does NOT affect the Pine Squirrel's survival in the temperate forest biome?

• sunlight

• bacteria

• temperature

• soil

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Erosion is one of the processes involved in the formation of sedimentary rock. Which of these best describes the process of erosion?

• Rocks are broken into smaller pieces that remain in the same location.

• Pressure compacts layers of sediment and turns them into rock.

• Pieces of rock or soil are carried from one place to another.

• Sediment grains fall to the bottom of a lake to form sedimentary layers.

A student observing birds in a park records some ways that birds interact with living and nonliving parts of their environment. All the following  observations are was that a bird interacts with nonliving parts of its environment except______

• reacting to morning sunlight by singing

• drinking and taking a bath in a puddle of water

• responding to cold temperatures by fluffing its feathers

• feeding insects to its chicks

A student made a list of activities that involve energy.  
-
Sharks chasing a school of fish
A toaster heating bread
A cell phone charging
A tree limb falling to the ground
Tomato plants absorbing sunlight
A canoe floating down a river
-
Which activities on the list are examples of the use of mechanical energy? 

• Activities 1, 4, and 6 

• Activities 2, 4, and 5

• Activities 1 and 2 

• Activities 3, 5, and 6 

Tags

NGSS.MS-PS2-2

A student combined powdered paint with water to make a small amount of a blue liquid paint mixture. The student left the paint mixture in an open container. Several days later the student found the container and observed that changes had occurred. What most likely happened to the mixture?

• The container was empty after the mixture evaporated into the air.  

• The paint evaporated, leaving only clear water in the container.

• The water evaporated, leaving only a dry blue solid in the container.  

• The liquid paint mixture was lighter in color after some water evaporated.  

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of these is not soluble in water?

• Oil

• Salt

• Honey

• Sugar

A living thing is called an

• organism

• ecosystem

• interaction

• oxygen

Which are ALL nonliving things?

• sunlight, temperature, water, air, wind, rocks, and soil

• sunlight, temperature, insects, air, wind, rocks, and soil.

• bacteria, temperature, water, air, wind, rocks, and soil.

• sunlight, temperature, water, air, wind, rocks, and worms.

Tags

NGSS.MS-LS2-3