Science Texas

Common Bermuda grass is found in most parts of Texas. Like most native grasses it is pollinated by the wind. It produces large numbers of very tiny seeds that are carried by the wind. It is a nuisance plant in many yards, spreading along the ground with tough runners and underground stems. It can quickly take over a garden or flower bed. Which of the following is most important for the spread of Bermuda grass throughout Texas?

• The grass runners can be used by some birds in their nests.

• The grass produces a large number of very tiny seeds.

• The grass is pollinated by the wind.

• The grass grows from runners.

The diagram illustrates cells found in the stomach undergoing mitosis. Which statement about the cells is correct?

• The stomach acid destroyed the genetic information in the parent cell, but left the offspring cells undamaged.

• Cells in the stomach lining reproduce slowly due to the damaging effects of stomach acid.

• Cell A contains exactly the same genetic information as Cell B.

• Cell A has different genetic information than Cell B.

Tags

NGSS.HS-LS1-4

Many plants use brightly colored flowers to attract insect pollinators. Which is the MOST likely conclusion about a plant that has very small flowers that are hard to see?

• It does not require a pollinator to reproduce.

• It does not produce seeds.

• It grows only in gardens.

• It does not want to reproduce.

Tags

NGSS.MS-LS1-4

After lava flows from a volcano, the lava becomes igneous rock due to which process

• Erosion

• Pressure

• Cooling

• Cemetation

What type of storm front is this?

• Warm Front

• Cold Front

• Stationary Front

• occluded front

Tags

NGSS.MS-ESS2-5

Snow, sleet, hail, and rain are all examples of ________________.

• Evaporation

• Precipitation

• condensation

• accumulation

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

What is the Scientific Method?

• the process of observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses

• the Process of making a logical guess before doing a experiment

• The process of thinking all the options through before doing a experiment

• The process in which you do a lab and come back and reflect on the experiment

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

NGSS.MS-PS1-2

How do the Position of the Sun-Moon-Earth impact our view of each from earth?

• we see different phases of the moon.

• We fall off the earth as it rotates...

• We see sun rise, and set set.

• Time changes

Tags

NGSS.MS-ESS1-1

Why do we have season changes?

• we slowly move further away from the sun.

• the earth tilts at different angles as it moves around the sun.

• global warming

Tags

NGSS.MS-ESS1-1

what is the invisible rod that the earth rotates on?

• lunar pole

• axis

• earths center rod