Science STAAR Review

If you wanted to test the effect of gravity on an object, which set of materials should you choose?

• battery, wires, lightbulbs
• hot plate, water, thermometer
• two different types of balls, metric ruler
• two cups, two different types of soil, water and seeds

Which statement describes weather, rather than climate?

• The weather is usually hot and humid year around
• The destination has hot summers and cold winters
• The summer temperatures average between 29 and 35 degrees
• The humidity level on Tuesday was 30%

Students conduct an investigation to observe the Sun's movement.   Which safety procedure should students following during this investigation?

• Wear gloves and goggles
• Keep loose hair tied back
• Never look directly at the Sun
• Record all data in science notebooks

Students conduct and investigation to determine which substances are soluble in water.  All of the following have the property of solubility in water EXCEPT - 

• sugar cubes
• salt crystals
• cooking oil
• food coloring

A bear receives the energy it needs to survive after it -

• drinks plenty of water
• eats fish and berries
• takes a nap
• rests in the sunlight

Which mixture can be separated using a coffee filter?

• rocks and sand
• sand and water
• lemon juice and water
• sand and iron filings

What physical property of matter can be measured using the triple beam balance?

• length
• height
• volume
• mass

Students are combining dried beans and rice.  What would be the most efficient way to separate the ingredients?

• Evaporation
• Coffee Filters
• Tweezers
• Microscope

The force of friction is caused by:

• surfaces rubbing against one another
• objects heating or cooling
• rough surfaces
• smooth surfaces

Buoyancy means the ability to:

• evaporate
• attract magnetic objects
• repel things that are not electrical
• float or sink