Science STAAR Review

A Hertzsprung-Russell diagram is shown below.
Based on this diagram, which type of stars would belong to spectral class M and have the highest luminosity?

• Main-sequence stars

• Giants

• White dwarfs

• Supergiants

Tags

NGSS.HS-ESS1-3

The diagram below shows a model of the movement of two tectonic plates. When the plates collide, one plate often moves below the other plate.
The rising magma that can result from this type of plate movement may produce-

• fossil layers

• volcanic islands

• deep-sea sediment

• seafloor spreading

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

The points labeled W and Y on the topographic map below show the campsites of two families. Each family hiked to the elevation on the map marked X. The arrows show the paths taken by both families.
What was the change in elevation, to the nearest ten meters, for the family that took the steepest path to Point X?

• 10

• 20

• 60

• 120

Tags

NGSS.MS-ESS2-2

What happens when the area in which you live tilts away from the sun?

• It is summer.

• It is spring.

• It is winter.

• It is fall.

Tags

NGSS.MS-ESS1-1

Organisms that digest dead producers and consumers such as mold, fungus, bacteria and worms.

• Producer

• Parasite

• Decomposer

• Consumer

Gradual and orderly process of change in an ecosystem until a stable community is established.

• Ecological Succession

• Biodiversity

• Adaptation

• Competition

Process by which organisms that are suited to a particular environment are better able to survive and reproduce than other organisms that are not.

• Ecological Succession

• Biodiversity

• Natural Selection

• Producer

Tags

NGSS.MS-LS4-4

A dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?

• Coleoptera

• Heteroptera

• Diptera

• Lepidoptera

a body system that controls growth and homeostasis by secreting hormones from glands.

• skeletal system

• nervous system

• endocrine sytem

• integumentary system

Tags

NGSS.MS-LS1-5

Many processes occur in the digestive system. Which process is best classified as a physical change?

• Saliva converting starch molecules in crackers to simple sugars

• Digestive enzymes breaking down proteins into smaller fragments

• Bacteria converting lactose into simple sugars in the intestines

• Teeth grinding an almond into smaller pieces in the mouth