6th grade final review cards

An organism that feeds on others?

• Autotroph
• Heterotrophs
• Photosynthesis
• Producers

The factor that explains why sound waves travel faster in solids like metals than solids like pudding

• Compressibility
• Stiffness
• Density
• Temperature

This scientist performed an experiment with rotten meat to see if spontaneous generation was true

• Redi
• Lavoisier
• Pasteur
• Curie

What has more thermal energy?

• 1 Cup of Tea at 85 C
• 1 Cup of Tea at 75 C
• 1 Cup of Water 100 C
• 1 Cup of water at 80 C

Why is water essential for living organism? (Choose The Best Answer)

• Organism are mostly made up of water
• Organism need water to drink
• Organism need water to survive
• Organism need water to keep clean

Is the phenomenon of hearing a higher pitch as the source of a sound wave moves towards you

• Pitch
• Loudness
• Doppler effect
• Vibration

This can penetrate most matter but is absorbed by dense matter like bone or lead

• Microwaves
• Gamma rays
• Infrared Waves
• X-Rays

A type of wave that travels without a medium

• Mechanical Wave
• Electromagnetic Wave
• Transverse Wave
• Longitudinal Wave
• Surface Wave

Which is a not a reason why the scientific method is important

• Allows us determine the ratio between 2 or more variables
• Creates a general process for scientific investigation using evidence and testing
• Used to create scientific facts
• Validates observation while minimizing observers bias

What process do plants make their own food?

• Autotroph
• Heterotrophs
• Photosynthesis
• Producers