Science Mid terms study guide for 6th grade Flashcards
Study guide for 6th grade science midterms at crestwell school
Scientific method
The process for doing experiments
Ask a question
asking a question about your experiment that you can research about
research the topic
Research about your topic and question
form hypothesis
predict what will happen in the expirement
Design experiment
design an experiment to test your hypothesis
gather and analyze data
gather data during the experiment and analyze them to find the results
conclusion
Write about what you learned and what the results show. Explain if your hypothesis was correct or incorrect.
share the results
share your results with other people
further research
ideas incase someone else wants to expand on your topic
Variable
items used in the experiment
Constant
an item that doesn’t change throughout the experiment
independent variable
an item that you change for the experiment to find the consequences
Dependent variable
something that changes as a result of changing the independent variable
Scientific Law
Rule of nature that sums up related observations to describe a pattern in nature
Scientific Theory
explanation based on experiments, most logical explanation
How to use line graphs?
It shows how something changes with time, could measure how someone’s height grows over time,
How to use bar graphs?
Can be used to compare things with number, can show the difference in screen time with some one that uses grayscale on their phone vs. some one that doesn’t
How to use pie graphs?
Can be used to show percentages, can be used to show the answers of a survey on a certain question
Which invention allows people to see and study cells?
A microscope
What is cell theory?
All living things are made of cells, they are the basic units of life, and they come from other cells
What are the two major types of cells
Eukaryotic and Prokaryotic
What type of cell has a nucleus?
Eukaryotic
Example of Eukaryotic cells
Plant cells
Example of Prokaryotic cells
Bacteria
Plasa membrane
The boundary between the cell and its surroundings
Ribosomes
They make proteins according to the dna
Chromosomes
contains condensed chromatin then passes it the chromatin to the offspring
Endoplasmic Reticulum
where lipids for membrane are made along with rough and smooth protein
Vacuole
sac like structure that holds food, water and enzymes
Cytoskeleton
network of proteins that help the cell keep its shape and helps with the movement of proteins
Mitochondria
transforms chemical energy into useful energy
Lysosome
Removes waste using digestive enzymes
Choroplast
found in green plant cells, captures sun energy and converts it to chemical energy
Cilia
short hair like projections that wave to help the cell move
Flagellum
long whip like projections that aid in movement
Which systems help the body move?
Skeletal and Muscular
Define this human body system
Circulatory
This word refers to the Lymphatic and Cardiovascular systems because they both move fluid around the body as the name refers.
Define this human body system
Muscular
allows your body to move and be flexible