thinking like a scientist

Question 1

what are the three main branches of science and what does each study

Answer 1

life science is the study of living things, earth science Is the study of earth and space, and physical science is the study of matter and energy.

Question 2

what are the basic steps of the scientific inquiry

Answer 2

ask a question, do background research, make a hypothesis, test your hypothesis, analyze result, draw a conclusion and share results. Or if your hypothesis is false make a new hypothesis and start again

Question 3

what is a hypothesis

Answer 3

its a educated prediction that can be tested

Question 4

if your observations do not support your hypothesis what should you do

Answer 4

make a new hypothesis based on your observations and begin the process over again

Question 5

how is evidence used in scientific investigations

Answer 5

evidence, observations, and data can either support or oppose a hypothesis.

Question 6

compare and contrast a theory and a law

Answer 6

a theory explains why something happens a law identifies what happens in nature but doesn’t necessarily explain why it means.

Question 7

what are models and why are they used in science

Answer 7

a model is a representation of something models are used in science to help us think about things that are difficult to observe in real life.

Question 8

give an example of a physical model, a computer model, and a mathematical model

Answer 8

physical model: maps, globes, dioramas
computer models: 3-D simulations of people or places and simulations of moving weather fonts
mathematical models: equations such as the equation of a line and mathematical simulations such as business proposals.