STAAR Review Game 2

A student observes ice forming on the edge of a school building. At what temperature did the water most likely begin to change to ice?

• 100°C
• 32°C
• 25°C
• 0°C

Students observe samples of common soils. In one sample, they observe that water drains through the soil easily. When they rub the soil between their fingers, it feels rough and scratches, and its particles feel hard. The soil the students observed is----

• Sand
• Clay
• Silt
• Loam

Animals and plants use substances that cycle through the environment. Which substance is needed by plants to survive and is released into the environment by animals?

• Oxygen
• Sugar
• Salt
• Carbon Dioxide

All of these are related to the formation of oil or natural gas EXCEPT--

• decomposed animals
• decayed plants
• sedimentary rocks
• active volcanoes

Which of these is learned behavior of a dog?

• Begging for food
• Drinking water
• Panting on a hot day
• Chewing on a bone

Which alternative energy source is generated beneath Earth's crust and can be used to heat buildings?

• Hydroelectric Energy
• Geothermal Energy
• Wind Energy
• Solar Energy

A student puts four objects in a bucket filled with water. The objects are listed below. 
-
 Plastic ball
Glass marble
Metal paper clip
Wood block 
-
Which two objects are most likely less dense than the water?

• Wood block and metal paper clip
• Plastic ball and glass marble
• Metal paper clip and glass marble
• Wood block and plastic ball

One of the brightest objects in the night sky is a planet that is closer to the sun than Earth is. What is the name of this planet?

• Mars 
• Saturn
• Jupiter
• Venus

Which of these is not soluble in water?

• Oil
• Salt
• Honey
• Sugar

____________ allows electricity to flow.

• A conductor
• An insulator
• A magnet