Scientific Investigation

What equipment would a scientist most likely use to measure the volume of a liquid?

• Graduated cylinder
• Triple beam balance
•   Ruler
• Electron microscope

Adam is conducting a science experiment on the effect of different environments on plant growth.  He put one plant in a closet and the other plant in a window at his house.  He measured the growth of each plant weekly for six weeks.  He then created a graph after he reviewed his data.  What is the dependent variable in Adam's experiment?

• Total Growth of Plant.
• Plant Environment
• The Effect of Different Environments
• Measurement Over Six Weeks

Tags

NGSS.MS-LS1-5

In an experiment the factor being tested or changed on purpose is called the -

• independent variable
• dependent variable
• constant
• experimental error

According to the graph below, how many more pounds of garbage was collected at Cedar Hills in 2008 than in 2004?

• 2000 lbs
• 2750 lab
• 3000 lbs
• 1000 lbs

What can you infer about the temperature for E.coli bacterial growth?

• E. coli does not grow well at low and high temperatures.
• E coli will continue to grow at very high temperatures.
• E.coli grows best at very low temperatures
• E.coli grows best at very high temperatures.

Tags

NGSS.MS-LS1-5

Elin is conducting a scientific investigation in which she measures a certain type of plant's growth in response to different amounts of fertilizer.  What is the dependent variable?

• Plant growth
• Amount of fertilizer
• Type of plant
• Temperature of fertilizer

The ratio of mass to volume of a substance is called

• gravity
• density
• explosion
• energy

Which liquid is the least dense?

• oil
• water
• syrup 
• plastic bottle

Which box has a higher density?  

• Box A
• Box B
• cannot be determined
• they are the same

What is mass?

• The amount of matter in an object
• The amount of space an object takes up
• An object's ability to sink or float
• An object's weight