Science Midterm REVIEW

What is the name of the tool we can use to determine pH of a substance?

• acid paper
• dichotomous key
• water
• litmus paper

Water has a density of 1 g/cm3. A rubber duck placed in a tub of water would float. What could be said about the density of the duck?

• Its density is less than 1 g/cm3
• Its density is more than 1 g/cm3
• Its density is equal to water
• The density does not matter

This is information gathered using the five senses.

• Independent variable
• Inference
• Dependent variable
• Observation

Which Characteristic of Life is this? The ability to maintain a stable internal environment.

• Maintain Homeostasis
• Displays organization
• Reproduce
• Responds to Stimuli

Bases turn litmus paper ...

• blue
• red
• yellow
• orange

This is the variable that we change during an experiment. It is what we are testing. It is usually different between testing groups.

• Independent variable
• Hypothesis
• Dependent variable
• Constant

What is the amount of matter in an object called?

• Volume
• Weight
• Density
• Mass

Which classification group has the greatest similarity among the organisms?

• kingdom
• family
• genus
• species

All organisms can do photosynthesis.

• TRUE
• FALSE

Humans belong to which kingdom?

• monera
• fungi
• plant
• animal