Which form of matter has a fixed shape and volume?

• Gas
• Solid
• Liquid
• Plasma

Based on the graph, what can you predict will happen to the value of Sarah's car in 2008.

• The price of her carwill increase
• The price of her car will decrease
• The price of her car will stay the same
• There is no way to tell

An independent variable is something that-

• Changes in the experiment not on its own 
• You change on purpose in the experiment
• doesn't change
• doesn't exist

A boy is doing an experiment with coke and different kinds of mentos. He is testing what kind of mentos will have the biggest effect and highest geyser with coke. What is not a constant in this experiment?

• The type of soda
• The amount of soda
• The mentos
• The place you are doing the experiment

Which form of matter lacks a fixed shape but has a definite volume?

• Gas
• Solid
• Liquid
• Plasma

Sound is a form of

• Energy
• Wave
• Matter
• Vibration

Sound waves are ______ waves

• Compression
• Beach
• Light
• Energy

What is the labled part of the longitudinal wave?

• Compressions
• Rarefactions
• Refractions
• Springs

Amplitude is the distance from the _____ to a _______

• Crest;Trough
• Center(Point of equilbrium) Crest
• Crest;Crest
• Trough;Trough

Which form of matter lacks a fixed shape and volume?

• Gas
• Solid
• Liquid
• Plasma