SCI7_1Q_QUIZ_7_08.08.25
Quiz by Marvin Velasco
Feel free to use or edit a copy
includes Teacher and Student dashboards
Measures 2 skills from
- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet
- Q1
A student needs to accurately measure 25.0 mL of a liquid for an experiment. Which piece of equipment is the most appropriate to use for this task?
Beaker
Test tube
Erlenmeyer flask
Graduated cylinder
120sS7MT-Id-3 - Q2
While heating a liquid in a test tube with a Bunsen burner, a student points the mouth of the test tube away from themselves and others, uses a test tube holder, and heats it gently. Which of the following describes the most crucial safety reason for pointing the test tube away?
To prevent the test tube from cracking due to thermal stress.
To allow for better observation of the liquid's boiling point.
To prevent injury in case the heated liquid splashes or boils over.
To avoid accidentally pouring the liquid out.
120sS7MT-Id-3 - Q3
A scientist is preparing to handle a concentrated acid. Which of the following is the most important step to take before beginning?
Put on safety goggles, gloves, and a lab coat.
Use a digital balance to measure the acid precisely.
Ensure a fire extinguisher is nearby.
Add water to the acid to dilute it.
120sS7MT-Id-3 - Q4
After an experiment involving a non-hazardous liquid, a student is unsure where to dispose of the waste. What is the most appropriate action to take?
Dispose of the liquid in the nearest trash bin.
Consult the teacher or a lab manual for proper disposal procedures.
Pour the liquid down the sink drain.
Leave the liquid in the beaker for the next class to handle.
120sS7MT-Id-3 - Q5
A student breaks a glass thermometer during an experiment. Which of the following is the correct procedure for a student to follow?
Notify the teacher or lab supervisor immediately and allow them to handle the cleanup.
Wipe up the mercury with a paper towel and dispose of it in the trash bin.
Immediately clean up the broken glass using bare hands and place it in the regular trash bin.
Sweep the broken glass into a dustpan and place it in a biohazard bag.
120sS7MT-Id-3 - Q6
The following are measuring tools for length except.
Caliper
Meter Rule
Ruler
Beaker
120sS7MT-Id-3 - Q7
Temperature is the hotness and coldness of a material. Which of the following instruments measures the temperature?
Manometer
Kelvin
Kilometer
Thermometer
30sS7MT-Id-3 - Q8
Which of the following is not a safety procedure inside the Science Laboratory?
During the experiment you can taste the chemicals
Do not play inside the science laboratory.
Do not eat inside the Science Laboratory
Use goggles and other safety equipment.
120sS7MT-Id-3 - Q9
A beaker is a cylindrical container with a flat bottom and a small spout, commonly used in laboratories for holding, mixing, and heating liquids. In the illustration how much mL of liquid can occupy the beaker
10 ml
150 ml
100 ml
200 ml
120sS7MT-Id-3 - Q10
The following equipment measures mass except.
Analytical balance
Funnel
Triple beam balance
double beam balance
120sS7MT-Id-3 - Q11
It is a homogenous mixture of two or more substances.
Solubility
Solute
Solvent
Solution
120sS7MT-Ic-2 - Q12
Solute is the substance being dissolved. The following are examples of solutes except?
water
coffee
salt
sugar
120sS7MT-Ic-2 - Q13
Solvent is the dissolving medium. Which of the following termed as the "universal solvent"
wine
oil
water
milk
30sS7MT-Ic-2 - Q14
Rubbing alcohol is an example of a ___________- ___________ solution
liquid - liquid
solid - solid
liquid - gas
gas - gas
120sS7MT-Ic-2 - Q15
Metallic solid solutions are called alloys and consist of different elements. The following are examples of alloys except.
brass
steel
sea water
bronze
120sS7MT-Ic-2
