STAAR

Oceans, and other bodies of water, are found on which layer of Earth?

• Outer core

• Mantle

• Inner core

• Crust

Tags

NGSS.MS-ESS2-4

Which layer of Earth is broken up into giant moving plates?

• Asthenosphere

• Lithosphere

• Inner core

• Outer core

Tags

NGSS.MS-ESS2-3

Igneous and sedimentary rocks could each be changed into metamorphic rock if they are changed by?

• Weathering

• Organisms

• Pressure

• Cementation

The interlocking crystals of an igneous rock help to classify it since these crystals are evidence of how the rock formed. The crystals are a result of?

• Quartz coming out of solution

• Particles forming layers

• Chemical reactions of minerals

• Melted rock that cooled

Tags

NGSS.MS-PS1-4

A large rock is motionless on a flat sidewalk. Which statement best explains why the rock remains motionless?

• there are no forces acting on the rock

• the only force acting on the rock is directed toward the sidewalk

• the forces acting on the rock are all balanced

• the sidewalk exerts an unbalanced force on the rock

At what point on a roller coaster does the train have the highest kinetic energy?

• at the bottom of the first drop
  

• at the top of the second hill
  

• when the train first leaves the loading station 

• at the top of the first drop 

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The tendency of objects to resist a change in motion is called:

• Friction

• Inertia

• Gravity

• Velocity

Which statement best describes the motion of the object plotted in the graph?

• The object accelerated because the distance traveled increased at a steady rate.

• The object traveled at a constant speed because of forces acting on the object.

• The object accelerated because it traveled in the same direction throughout the investigation.

• The object slowed down as it traveled uphill because of the forces acting on the object.

Tags

NGSS.MS-PS3-1

Which organism do the owl and the weasel compete for in the food web?

• Hawk

• Spider

• Grasshopper

• Shrew

Tags

NGSS.MS-LS2-2

A connection of food chains with many food energy paths in an ecosystem is a ____________

• ecosystem

• food web

• environment

• population

Tags

NGSS.MS-LS2-3