Science Review

Mushroom

• Producer
• Consumer
• Decomposer

What is this called?

• Food Web
• Food Chain
• Abiotic Factors
• Biotic Factors

A fox is an example of...

• Biotic Factor
• Abiotic Factor

Tomato juice is made from ripe tomatoes.  Physical or chemical change?

• Chemical change
• Physical change

 Mark is observing a burning candle. He notices the melted wax drips down the side of the candle and hardens again. The candle has _________

• A. formed a new substance
• B. undergone a physical change 
• C. undergone a chemical change
• D. undergone a physical and chemical change

Weight is the measure of the pull of _____________ on an object.

• scale
• gravity
• mass
• force

The particles in a _____ are the farthest apart and move the fastest.  

• solid
• liquid
• gas
• banana

What do you call a material that lets heat or electricity travel through it easily?

• conductor
• insulator

Is light is absorbed by light or dark colors?

• Light

• Dark

Which is the best explanation for how air masses move across the United States?

• The prevailing westerlies move air masses from west to east across the United States but may be deflected by the jet stream.
• The trade winds move air masses from west to east across the United States.
• The jet stream moves air masses from the Pacific Ocean across the United States.
• The warm air of the Gulf Stream causes air masses to move from the Atlantic Ocean to the Pacific Ocean.