Science Basics

What is a dependent Variable?

• A variable that is changed in an experiment

• A variable that is measured during an experiment

• A variable that stays the same

Tags

NGSS.MS-PS3-4

What is an observation?

• are used as evidence to help us figure out which of our explanations are correct.
  can include seeing, tasting, touching, hearing or feeling something

• Something that you can guess

• Something you measure

• Something you write

Tags

NGSS.3-PS2-2

NGSS.4-ESS2-1

NGSS.4-PS3-2

NGSS.5-PS1-3

What is Density

• The amount of matter in an object

• The weight of an object

• How much room an object takes up

• The size of an object

What is Qualitative Data?

• Data from measurements

• Data gathered from counting

• 
  

  Data gathered from observations?

  
  

• Data from reading

What is the most basic unit of life?

• cell

• tissue

• organ

• organ system

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

The combination of chemical reactions through

which an organism builds up or breaks down

materials as it carries out its life processes is called ...

• absorption

• metabolism

• digestion

• consumption

Tags

NGSS.MS-LS1-7

Maintaining a stable internal

environment is called

• homeostasis

• equilibrium

• balance

• evenness

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

•   Organism, cell, tissue, organ, organ system

•   Organ system, organ, tissue, cell, organism

•   Cell, tissue, organ, organ system, organism

•   Cell, organ, tissue, organ, organism, organ system

Which kind of living things have DNA in their cells?

• producers

• consumers

• decomposers

• Trick question! All living things have DNA in their cells 

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS3-1

Who looked at cork and named the cell?

• Robert Hooke

• Van Leeuwenhoek

• Robert Brown

• Francesco Redi