STAAR Quiz (2019 questions)

Lacewings are insects that hatch from eggs. Life cycle of the lacewing. Which of these correctly compares the life cycle of the lacewing to the life cycle of the frog?

• Adult lacewings lay eggs, but adult frogs give birth to live larvae.

• When hatched, young lacewings and young frogs look different from their adult forms.

• When hatched, both lacewings and frogs have long legs for jumping.

• Both adult lacewings and adult frogs have more legs than they did as larvae.

Which of the following explains how water undergoes a state change in one stage of the water cycle to move from the ocean surface into the air?

• The liquid water that is heated by the sun turns into gas and rises.

• The water in gas state rises as it is cooled by the ocean.

• The liquid water that is heated by the sun condenses into rain.

• The water in gas state accumulates in fog droplets over the ocean surface.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Students investigate the physical properties of some substances. They draw a table to show how the substances can be grouped. The students need to complete the table with column headings. What column headings should the students use for their table?

• Good Thermal Energy Insulators, Attracted by Magnets, Same Physical State

• Good Electrical Energy Conductors, Less Dense than Water, Soluble in Water

• Soluble in Water, Same Physical State, Less Dense than Water

• Attracted by Magnets, Good Electrical Energy Conductors, Good Thermal Energy Insulators

Tags

NGSS.MS-PS1-2

What change occurs when lemon juice is mixed with water?

• The mass of the lemon juice decreases.

• The water turns into solid.

• The lemon juice dissolves and spreads evenly throughout the water.

• The volume of the water decreases.

Tags

NGSS.MS-PS1-2

The common duckweed is a small plant that grows on the surface of many ponds and lakes. It is free-floating and has a single root. Which statement describes the type of ecosystem in which duckweed is most likely to be observed?

• A wetland ecosystem with slow-moving water

• A coastal ecosystem with constantly strong waves

• A desert ecosystem where rainwater drains quickly

• An underground river ecosystem where the temperature remains constant

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Students fill a cart with books. The cart has a handle on each end. What actions will make moving the cart in one direction easier for the students?

• Student 1 pulls the cart to the left while student 2 pulls the cart to the right.

• Student 1 pulls the cart to the left while student 2 pushes the cart to the left.

• Student 1 pushes the cart to the right while student 2 pushes the cart downwards.

• Student 1 pushes the cart to the right while student 2 pulls the cart upwards.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The table lists the ingredients of five different mixtures. In which mixtures do all the ingredients maintain their physical state?

• Mixtures 3 and 4 only

• Mixtures 1, 3, and 4

• Mixtures 1, 2, and 5

• Mixtures 2 and 5 only

Tags

NGSS.MS-PS1-2

Which statement correctly describes how a geographical feature is formed?

• A lake is formed when flowing water carves the sides of a canyon.

• A mountain range is formed when glaciers move slowly across the landscape.

• A delta is formed at the mouth of a river when the flowing water slows down and deposits sediment.

• A U-shaped valley is formed when winds pick up and move sediment away from the landscape.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

A thin beam of light is shown in this image. What does the image demonstrate about light?

• Light and its reflections travel in straight lines.

• Light cannot reflect off more than one surface.

• Light passing through water cannot travel in straight lines.

• Light can travel in a circular path.

Tags

NGSS.MS-PS4-2

What animals are carnivores

• Red-tailed hawks, white-footed hares, and caterpillars

• White-footed hares and caterpillars

• White-footed hares and shrews

• Shrews and red foxes

Tags

NGSS.MS-LS2-3