Question
Question 1
A)How does the field of science gain knowledge and understanding?(1 point)
Responses
by using the latest technologies
by using the latest technologies
through deductive reasoning
through deductive reasoning
by making value judgements
by making value judgements
through the testing of hypotheses
through the testing of hypotheses
Question 2
A)In which situation should gloves be worn in the laboratory?(1 point)
Responses
when chemicals are being used
when chemicals are being used
when recording data using a computer
when recording data using a computer
when filling a beaker with water from the tap
when filling a beaker with water from the tap
when using a balance to determine mass
when using a balance to determine mass
Question 3
A)What should be done if acid is accidentally spilled on bare skin?(1 point)
Responses
lots of water should be flushed over the affected area
lots of water should be flushed over the affected area
a weak base should be applied to the area
a weak base should be applied to the area
soap should be used to clean the area
soap should be used to clean the area
oil should be placed on the site of contact
oil should be placed on the site of contact
Question 4
A)A student doing an experiment spilled some salt and sugar into the sink. How should these substances be cleaned up?(1 point)
Responses
use a match to burn them away
use a match to burn them away
drop a weak acid on them to break them up
drop a weak acid on them to break them up
flush them with water down the drain
flush them with water down the drain
sweep them up with your bare hands
sweep them up with your bare hands
Question 5
A)A teacher had her students write down hypotheses about an experiment. Which is a valid hypothesis?(1 point)
Responses
energy gets transferred among all the organisms of a food chain
energy gets transferred among all the organisms of a food chain
all living organisms are made from at least one cell
all living organisms are made from at least one cell
earthquakes and tornados occur at the same time
earthquakes and tornados occur at the same time
If I water my plant daily, then it will grow faster
If I water my plant daily, then it will grow faster
Question 6
A)What type of evidence is needed for a hypothesis to be supported or not supported?(1 point)
Responses
circumstantial evidence
circumstantial evidence
demonstrative evidence
demonstrative evidence
observational evidence
observational evidence
physical evidence
physical evidence
Question 7
A)What do theories help scientists do?(1 point)
Responses
prove hypotheses to be correct
prove hypotheses to be correct
determine if a claim is false
determine if a claim is false
propose new ideas on the subject
propose new ideas on the subject
explain large collections of data
explain large collections of data
Question 8
A)Which of the following statements does NOT describe changes to a theory?(1 point)
Responses
when new information and evidence is discovered, scientists reevaluate the validity of the theory
when new information and evidence is discovered, scientists reevaluate the validity of the theory
theories change when new information and evidence is discovered
theories change when new information and evidence is discovered
a theory can be changed if the results from only one experiment disagree with the theory
a theory can be changed if the results from only one experiment disagree with the theory
new findings can be incorporated into a more complete understanding of a theory
new findings can be incorporated into a more complete understanding of a theory
Question 9
A)Chemicals stored in a lab must have an SDS that gives information about the hazards of the chemical. What does SDS stand for?(1 point)
Responses
Science Data Sheet
Science Data Sheet
Safety Data Sheet
Safety Data Sheet
Safety During School
Safety During School
Question 10
A)In science class, a group of students were using a Bunsen burner to do a flame test on various chemicals. Certain safety precautions should be followed to prevent injuries. Choose TWO safety precautions that must be followed.(2 points)
Responses
Keep the area around the burner clear of papers
Keep the area around the burner clear of papers
Keep your backpack on the lab table, but make sure it is zipped up
Keep your backpack on the lab table, but make sure it is zipped up
It is ok to have your long hair down as long as you take precaution and do not get close to the flame
It is ok to have your long hair down as long as you take precaution and do not get close to the flame
Wear goggles at all times
Wear goggles at all times
Question 11
A)Choose the limitations of science that you learned about in this unit. (This is a 3 point question)(3 points)
Responses
Scientific instruments are become more precise with technology advances
Scientific instruments are become more precise with technology advances
Science is always changing
Science is always changing
Experiments get us close to natural events, but cannot replicate them exactly
Experiments get us close to natural events, but cannot replicate them exactly
Science is not capable of making value judgements
Science is not capable of making value judgements
Question 12
A)Label the hypotheses as testable or non-testable.(3 points)
Testable Non-testable
If two balls of different masses are dropped from the same height, then they will reach the ground at the same time.
If I replace the battery in my car, then my car will get better gas mileage.
The aroma of flowers is more pleasant than that of burning leaves.
Question 13
A)Choose the correct answer for each blank.(3 points)
A testable statement made before any experiment begins is a
. An explanation that is generally accepted as true after many experiments and much data has been analyzed to support it is a
A
needs evidence to support it.
pag
A)How does the field of science gain knowledge and understanding?(1 point)
Responses
by using the latest technologies
by using the latest technologies
through deductive reasoning
through deductive reasoning
by making value judgements
by making value judgements
through the testing of hypotheses
through the testing of hypotheses
Question 2
A)In which situation should gloves be worn in the laboratory?(1 point)
Responses
when chemicals are being used
when chemicals are being used
when recording data using a computer
when recording data using a computer
when filling a beaker with water from the tap
when filling a beaker with water from the tap
when using a balance to determine mass
when using a balance to determine mass
Question 3
A)What should be done if acid is accidentally spilled on bare skin?(1 point)
Responses
lots of water should be flushed over the affected area
lots of water should be flushed over the affected area
a weak base should be applied to the area
a weak base should be applied to the area
soap should be used to clean the area
soap should be used to clean the area
oil should be placed on the site of contact
oil should be placed on the site of contact
Question 4
A)A student doing an experiment spilled some salt and sugar into the sink. How should these substances be cleaned up?(1 point)
Responses
use a match to burn them away
use a match to burn them away
drop a weak acid on them to break them up
drop a weak acid on them to break them up
flush them with water down the drain
flush them with water down the drain
sweep them up with your bare hands
sweep them up with your bare hands
Question 5
A)A teacher had her students write down hypotheses about an experiment. Which is a valid hypothesis?(1 point)
Responses
energy gets transferred among all the organisms of a food chain
energy gets transferred among all the organisms of a food chain
all living organisms are made from at least one cell
all living organisms are made from at least one cell
earthquakes and tornados occur at the same time
earthquakes and tornados occur at the same time
If I water my plant daily, then it will grow faster
If I water my plant daily, then it will grow faster
Question 6
A)What type of evidence is needed for a hypothesis to be supported or not supported?(1 point)
Responses
circumstantial evidence
circumstantial evidence
demonstrative evidence
demonstrative evidence
observational evidence
observational evidence
physical evidence
physical evidence
Question 7
A)What do theories help scientists do?(1 point)
Responses
prove hypotheses to be correct
prove hypotheses to be correct
determine if a claim is false
determine if a claim is false
propose new ideas on the subject
propose new ideas on the subject
explain large collections of data
explain large collections of data
Question 8
A)Which of the following statements does NOT describe changes to a theory?(1 point)
Responses
when new information and evidence is discovered, scientists reevaluate the validity of the theory
when new information and evidence is discovered, scientists reevaluate the validity of the theory
theories change when new information and evidence is discovered
theories change when new information and evidence is discovered
a theory can be changed if the results from only one experiment disagree with the theory
a theory can be changed if the results from only one experiment disagree with the theory
new findings can be incorporated into a more complete understanding of a theory
new findings can be incorporated into a more complete understanding of a theory
Question 9
A)Chemicals stored in a lab must have an SDS that gives information about the hazards of the chemical. What does SDS stand for?(1 point)
Responses
Science Data Sheet
Science Data Sheet
Safety Data Sheet
Safety Data Sheet
Safety During School
Safety During School
Question 10
A)In science class, a group of students were using a Bunsen burner to do a flame test on various chemicals. Certain safety precautions should be followed to prevent injuries. Choose TWO safety precautions that must be followed.(2 points)
Responses
Keep the area around the burner clear of papers
Keep the area around the burner clear of papers
Keep your backpack on the lab table, but make sure it is zipped up
Keep your backpack on the lab table, but make sure it is zipped up
It is ok to have your long hair down as long as you take precaution and do not get close to the flame
It is ok to have your long hair down as long as you take precaution and do not get close to the flame
Wear goggles at all times
Wear goggles at all times
Question 11
A)Choose the limitations of science that you learned about in this unit. (This is a 3 point question)(3 points)
Responses
Scientific instruments are become more precise with technology advances
Scientific instruments are become more precise with technology advances
Science is always changing
Science is always changing
Experiments get us close to natural events, but cannot replicate them exactly
Experiments get us close to natural events, but cannot replicate them exactly
Science is not capable of making value judgements
Science is not capable of making value judgements
Question 12
A)Label the hypotheses as testable or non-testable.(3 points)
Testable Non-testable
If two balls of different masses are dropped from the same height, then they will reach the ground at the same time.
If I replace the battery in my car, then my car will get better gas mileage.
The aroma of flowers is more pleasant than that of burning leaves.
Question 13
A)Choose the correct answer for each blank.(3 points)
A testable statement made before any experiment begins is a
. An explanation that is generally accepted as true after many experiments and much data has been analyzed to support it is a
A
needs evidence to support it.
pag
Answers
GPT-4o mini
Here are the answers to your questions:
**Question 1**
- Through the testing of hypotheses
**Question 2**
- When chemicals are being used
**Question 3**
- Lots of water should be flushed over the affected area
**Question 4**
- Flush them with water down the drain
**Question 5**
- If I water my plant daily, then it will grow faster
**Question 6**
- Observational evidence
**Question 7**
- Explain large collections of data
**Question 8**
- A theory can be changed if the results from only one experiment disagree with the theory
**Question 9**
- Safety Data Sheet
**Question 10** (Choose TWO precautions)
- Keep the area around the burner clear of papers
- Wear goggles at all times
**Question 11** (Limitations of science)
- Science is always changing
- Experiments get us close to natural events, but cannot replicate them exactly
- Science is not capable of making value judgements
**Question 12** (Label the hypotheses)
- Testable:
1. If two balls of different masses are dropped from the same height, then they will reach the ground at the same time.
2. If I replace the battery in my car, then my car will get better gas mileage.
- Non-testable:
1. The aroma of flowers is more pleasant than that of burning leaves.
**Question 13** (Fill in the blanks)
- A testable statement made before any experiment begins is a **hypothesis**. An explanation that is generally accepted as true after many experiments and much data has been analyzed to support it is a **theory**. A **hypothesis** needs evidence to support it.
Feel free to ask if you need more information or clarification!
**Question 1**
- Through the testing of hypotheses
**Question 2**
- When chemicals are being used
**Question 3**
- Lots of water should be flushed over the affected area
**Question 4**
- Flush them with water down the drain
**Question 5**
- If I water my plant daily, then it will grow faster
**Question 6**
- Observational evidence
**Question 7**
- Explain large collections of data
**Question 8**
- A theory can be changed if the results from only one experiment disagree with the theory
**Question 9**
- Safety Data Sheet
**Question 10** (Choose TWO precautions)
- Keep the area around the burner clear of papers
- Wear goggles at all times
**Question 11** (Limitations of science)
- Science is always changing
- Experiments get us close to natural events, but cannot replicate them exactly
- Science is not capable of making value judgements
**Question 12** (Label the hypotheses)
- Testable:
1. If two balls of different masses are dropped from the same height, then they will reach the ground at the same time.
2. If I replace the battery in my car, then my car will get better gas mileage.
- Non-testable:
1. The aroma of flowers is more pleasant than that of burning leaves.
**Question 13** (Fill in the blanks)
- A testable statement made before any experiment begins is a **hypothesis**. An explanation that is generally accepted as true after many experiments and much data has been analyzed to support it is a **theory**. A **hypothesis** needs evidence to support it.
Feel free to ask if you need more information or clarification!