STAAR 5th Grade Science (2023)

A student heats 250 milliliters of water in a cup to approximately 50 °C and adds 6 grams of salt. The mixture of salt and water is then stirred for 15 seconds. Which results will the student MOST LIKELY observe after the mixture has been stirred for 15 seconds? Select TWO correct answers.

• The salt will dissolve.

• The salt will sink to the bottom of the cup.

• The water will remain clear.

• The salt will float on the water.

• The water will change from clear to opaque white.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-2

A student makes a list to describe a friend. Which of the listed characteristics is a learned behavior? Select TWO correct answers.

• Brown eyes

• Draws well

• Has freckles

• Reads daily

• Blonde hair

Which list puts the items in order from most dense to least dense?

• Cork, oil, plastic paper clip, water, penny

• Water, penny, oil, plastic paper clip, cork

• Penny, water, plastic paper clip, oil, cork

• Oil, penny, cork, plastic paper clip, water

Based on the information provided, how do axis deer most likely affect Texas ecosystems?

• They cause populations of native plants to increase.

• They overgraze the land, which causes soil erosion to increase.

• They cause the predators of native animals to move to new locations.

• They increase the availability of food, which causes an increase in herbivore populations.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Cutting the wire at which numbered position would allow two of the lightbulbs to remain lit?

• Position 1

• Position 2

• Position 3

• Position 4

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which statement BEST describes what happens as water changes from one state to another?

• As water is cooled, it freezes and changes from a solid to a liquid.

• As water is cooled, it condenses and changes from a gas to a liquid.

• As water is heated, it evaporates and changes from a liquid to a solid.

• As water is heated, it melts and changes from a gas to a solid.

Tags

NGSS.MS-PS1-4

Which statement best explains why the observed fish appears to be closer to the surface than the actual fish?

• When light travels from water into air, the light changes direction.

• The light bounces off of the water and creates a reflected image of the fish.

• When white light passes through the surface of the water, the light separates into colors.

• The light enters the water and exits the water at the same angle.

Tags

NGSS.MS-PS4-2

In the students' drawing of a garden food web, what role does the bird, parsley, caterpillar, and mushroom play?

• bird

• Consumer

• msuhroom

• Producer

• caterpillar

• Consumer

• parsley

• Decomposer

Tags

NGSS.MS-LS2-3

Which statement explains the students’ observations of water on the outside of the glass after adding ice cubes and waiting for ten minutes?

• Water vapor has become liquid water.

• Solid water has become liquid water.

• Liquid water has become water vapor.

• Solid water has become water vapor.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-2

Which sentence describes the interaction of a white-tailed deer with both living and nonliving parts of its ecosystem?

• The white-tailed deer hides behind a rock and uses the heat from the sun to stay warm.

• The white-tailed deer protects its fawn from predators and shows the fawn how to find food.

• The white-tailed deer rubs its antlers on a tree and eats leaves from the tree.

• The white-tailed deer eats grass in a field and drinks water from a pond.

Tags

NGSS.MS-LS2-3