When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

• Dependent
• Independent
• Control
• Compound

Steve wanted to see if the type of fertilizer made sunflowers grow larger. What is the dependent variable?

• Type of fertilizer

• Size of sunflower

• Type of sunflower

Tags

NGSS.MS-LS1-5

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 

• experimental group
• control group
• data
• variables

Mrs. McNiece wanted to see how different types of music affected students' pulse rates. She played different types of music: heavy metal, rap, R&B, alternative, pop, country, and classical music. What constant should be considered when doing this experiment?

• types of music

• use all dead people

• using a different student for each music type

• amount of time the music was played

Which of the following is not necessarily a characteristic of living things?

• movement

• growth and development

• reproduction

• made of cells

Something that once showed all the characteristics of life but no longer does and never will again:

• dormant

• nonliving

• dead

• living

Tags

NGSS.MS-LS4-1

Something that isn't currently showing the characteristics of life but will when provided with the correct conditions:

• living

• nonliving

• dead

• dormant

A seed is living because it has the ability to show the characteristics of life if given the proper conditions. 

• True 
• False 

Tags

NGSS.MS-LS1-5

All of the following are Characteristics of Life except

• Made of cells

• Reproduces

• Grows and develops

• Responds to stimulus

• Moves

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-5

NGSS.MS-LS1-8

Which of the following explains why humans sweat when they get hot?

• to maintain stable internal conditions (homeostasis)

• use energy

• growth and development

• all of the above