Writing STAAR Prep

The picture below shows the Palo Duro Canyon

in the High Plains ecoregion of Texas. The formation of this canyon was mostly due to --

• the erosion of land over millions of years by the swift-moving

  water of a river.

• tectonic plates causing the uplift of land.

• windstorms blowing away large chunks of land over millions of years

• the chemical weathering of land from acidic rainfall

Tags

NGSS.MS-ESS2-2

What most likely happened to the dead plants and animals?

• They were eaten by scavengers.

• They were washed away by water.

• They became fossil fuels.

• They became an underground aquifer.

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

NGSS.MS-LS2-3

The leaves of two types of plants that live in different environments are shown in the pictures. The leaves of both plants have different structures. What differences in the structure of the leaves of these plants likely help them survive in their environments?

• The pan-like shape of the giant water lily leaves helps them catch rainwater. The slim shape of the mesquite leaves helps them avoid sunlight

• The broad shape of the giant water lily leaves helps them stay on the water surface. The slim shape of the mesquite leaves helps them prevent water loss.

• The pan-like shape of the giant water lily leaves helps them attract small fish. The slim shape of the mesquite leaves helps them avoid herbivores

• The broad shape of the giant water lily leaves helps them attract aquatic birds. The slim shape of the mesquite leaves helps them attract pollinators.

Examine the diagram of the rollercoaster.  At which point does the roller coaster have the greatest kinetic energy?

• Position W

• Position X

• Position Y

• Position Z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which of the following is a renewable energy source?

• Coal

• Natural Gas

• Solar Energy

• Nuclear Energy

What is the acceleration due to gravity on Earth?

• 9.8 m/s^2

• 8.9 m/s^2

• 10.5 m/s^2

• 7.8 m/s^2

Which organelle is known as the powerhouse of the cell?

• Nucleus

• Mitochondria

• Ribosome

• Endoplasmic Reticulum

Tags

NGSS.MS-LS1-2

What is the process by which plants make their food using sunlight?

• Respiration

• Photosynthesis

• Digestion

• Transpiration

Tags

NGSS.MS-LS1-6

Which gas is most abundant in the Earth's atmosphere?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen