STAAR 2023

Which statement BEST descibes 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.

What list puts the items it 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, cork

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

What objects are electric insulators?

• Eraser, toothpick, cotton ball

• Eraser, paper clip, safety pin

• Toothpick, paper clip, safety pin

• Paper clip, safety pin, aluminum foil

What mixture is paired with the best tool for separating the materials

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• 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.

Which diagram BEST represents the direction of the extra force and the position where the extra force was applied to the ball?

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

• Position 1

• Position 2

• Position 3

• Position 4

Which switches must be closed for Bulb 1 to remain dark but Bulb 2 to produce light?

• Switch 1 only must be closed.

• Switches 2 and 3 must be closed.

• Switches 1 and 3 must be closed.

• Switches 1, 2, and 3 must be closed.

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 relected 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.

Which drawing best shows how the light ray travels after it reaches the surface of the mirror?

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