Observations and Conclusions
Using the senses or devices
Observation or conclusion
Observation
The first step of the scientific method is to make ______________ that lead to a _____________
The first step of the scientific method is to make OBSERVATIONS that lead to a QUESTION
The distance between 2 points
a. mass
b. volume
c. length
d. temperature
c. length
Measures mass...
a) balance
b) meter stick
c) graduated cylinder
d) thermometer
a) balance
The base unit for length is...
a. meter
b. gram
c. liter
d. seconds
a. meter
Write .00569 in scientific notation
5.69 x 10^-3
A _______ variable is changed by the scientist
a. manipulated
b. responding
c. controlled
a. manipulated
Statements based on observations or on previous knowledge
Observations or conclusions
Conclusions
The second step of the scientific method is to form a ____________ to answer your questions
The second step of the scientific method is to form a HYPOTHESIS to answer your questions
The average kinetic energy of an object or substance
a. mass
b. volume
c. length
d. temperature
d. temperature
Measures length...
a) balance
b) meter stick
c) graduated cylinder
d) thermometer
b) meter stick
The base unit for mass is...
a. meter
b. gram
c. liter
d. seconds
b. gram
Write .0056 in scientific notation
5.6 x 10^-3
A ______ variable changes as a result of the experiment
a. manipulated
b. responding
c. controlled
b. responding
"The ball is round"
Is this an observation or conclusion?
observation
You test the hypothesis by performing an _______________
You test the hypothesis by performing an EXPERIMENT
The Amount of matter an object contains:
a. mass
b. volume
c. length
d. temperature
a. mass
A graduated cylinder is used to measure...
a. time
b. volume
c. mass
d. temperature
b. volume
The base unit for volume is...
a. meter
b. gram
c. liter
d. seconds
c. liter
Write 5000 in scientific notation
5 x 10^3
If it is not a variable that is not changed by the scientist or changes as a result of the experiment, it must be _________
a. manipulated
b. responding
c. controlled
c. controlled
"The balloon floats so it must be full of helium:
Is this n observation or conclusion?
Conclusion
Finally, you make a _____________ based on the results of the experiment.
Finally, you make a CONCLUSION based on the results of the experiment.
the amount of space an object occupies
a. mass
b. volume
c. length
d. temperature
b. volume
1 cm^3 = _____ mL?
1 cm^3 = 1 mL
The base unit for time is
a. meter
b. gram
c. liter
d. seconds
d. seconds
Write 1.6 x 1-^5 in decimal notation
160,000
A block has a length of 4 cm, a width of 2 cm, and a height of 1 cm. What is the volume?
8 cm^3
Is an observation WITH numbers...
Quantitative or Qualitative
Quantitative
A good hypothesis must explain the _____________, be able to be _____________, and predict an ________________.
A good hypothesis must explain the OBSERVATIONS, be able to be TESTED, and predict an OUTCOME.
A beaker has a mas of 52 g. After water is added to the beaker, the new mass is 76 g. What is the mass of the water?
24 g
To measure temperature, you would use a...
a. balance
b. meter stick
c. graduated cylinder
d. thermometer
d. thermometer
The base unit for temperature is...
a. meter
b. Celsius
c. liter
d. seconds
b. Celsius
Write 9.7 x 10^-2 in decimal notation
.097
31 mL