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WorksheetsLaboratory Safety and Measurement Quiz
Total questions: 42
Worksheet time: 21mins
All of the following students are performing laboratory experiments. Which student has the safest laboratory behavior? - Simon is at a lab table wearing safety goggles and an apron. A beaker and his lunch are on the table. - Susan is at a lab table wearing safety goggles and an apron. She is pouring something into a beaker. Her sleeves are long and hanging into the beaker and she is wearing bracelets. - Jose is at a lab table wearing safety goggles. A beaker is on his table. He is wearing a tie. - Lucy is at a lab table wearing safety goggles and an apron. Her hair is pulled back. A beaker is sitting on the table.
Susan
Jose
Lucy
Simon
What would be the best tool to use to find the length of a room?
stopwatch
ruler
tape measure
thermometer
Natasha wants to know how long it will take for a cup of water to freeze completely. Which of the following tools can she use to keep track of time?
balance
compass
clock
Frank wants to measure his height. He decides to use a tape measure. Is a tape measure a good tool for measuring Frank's height, and why or why not?
It is not a good tool because it measures in inches.
It is a good tool because it can reach all the way from his feet to his head.
It is not a good tool because it measures in centimeters.
It is a good tool because it can bend, so it can measure things that curve.
Heather is using a lamp during her lab. She notices that the lamp’s cord is damaged. What should Heather do?
Turn the lamp on to test it.
Take the damaged lamp to her teacher.
Use the lamp. It is still safe.
Wrap a piece of tape around the cord.
What would be the best tool to use to find the length of a room?
(a)
What type of information does a thermometer show?
volume
mass
distance
temperature
Randy is using a ruler to measure the length of a daisy stem in centimeters. To measure the stem most accurately, at which position should he place the end of the stem?
position Z
position Y
position W
position X
Harry is heating a chemical in a test tube. What safety precaution should Harry take?
Put a tight lid on the test tube.
Wear plastic gloves.
Heat the test tube on an open flame if possible.
Janie is doing a laboratory experiment. She accidentally spills a chemical in the lab area. What should Janie do after she spills the chemical?
clean up the spill herself
put a paper towel over the spill
tell the teacher about the spill
leave the spill and do not tell anyone
Students were working with a glass beaker during a science activity. The bottom cracked but did not break completely. What should the students do?
Trade beakers with another group that is not using its beaker.
Tape the cracked area and continue using the beaker as it is.
Continue with the experiment, using the beaker as it is.
Put the beaker in the broken-glass bin and get another one.
What does the instrument above measure?
distance
size
time
volume
Once a laboratory experiment has been finished, it is important to
clean up the lab area and wash your hands.
taste the product of the laboratory experiment.
leave the lab area immediately without cleaning.
play around with the laboratory equipment.
Vicki's science class is observing a group of mice in a cage. They place a feeder in the cage so that they can measure the amount of food eaten by the mice. The mice eat the same amount of food every day. After three days, the mice have eaten 30 grams of food. How much food do the mice eat in a single day?
13 grams
10 grams
What would be the best tool to use to find the weight of a carton of milk?
scales
measuring cup
yardstick
watch
What is the safest action to take when handling unfamiliar insects?
Always hold the insect with two hands, so you don't drop it.
Wash your hands before touching the insect.
Wash your hands after touching the insect.
Use gloves or tongs to handle the insects.
Libby can eat an apple or a peach with her lunch. She wants to eat the piece of fruit that weighs the most.
either one, because they both weigh the same
neither one, because they don't have any weight
the peach
the apple
Trevor just got a new model tennis racket, and he wants to know about how long it is. Use the ruler in the tool bar to find the length of Trevor's racket.
10 centimeters
4 centimeters
11 centimeters
5 centimeters
What would be the best tool to use to find the length of a pen?
compass
ruler
tape measure
yardstick
Nick's science class is observing the growth rate of a tomato plant. The tomato plant grows 3 cm every week for 8 weeks. What is the total growth of the tomato plant during these 8 weeks?
14 cm
27 cm
24 cm
8 cm
What would be the best tool to use to find the weight of a carton of milk?
watch
measuring cup
scales
yardstick
What would be the best tool to use to find the length of a pen?
compass
yardstick
tape measure
ruler
The scale above measures the weight of objects in pounds. How much does the bag of flour weigh?
6 pounds
5 pounds
7 pounds
8 pounds
When hiking through the woods, Billy found a plant that he had never seen. He wanted to identify the type of plant. What is the safest way for Billy to identify it?
Pick some leaves from the plant, then take them to his science teacher to identify.
Dig out the whole plant, then take it to his science teacher to identify.
Draw a picture of the plant and trace one of its leaves on a piece of paper.
Take a picture of the plant, then take the picture to his science teacher to identify.
A science class is doing a laboratory experiment with liquids. What safety equipment will keep their hands safe from spills?
goggles
an apron
Trevor just got a new model tennis racket, and he wants to know about how long it is. Use the ruler in the tool bar to find the length of Trevor's racket.
10 centimeters
4 centimeters
11 centimeters
5 centimeters
Nikki is doing chemistry experiments in science class. She is wearing an apron, safety goggles, and sandals. Her hair is in a ponytail. What should she change about her appearance in order to be safe while doing her experiment?
Take the safety goggles off.
Wear closed-toed shoes.
Take the hair band out of her hair and let her hair hang loose.
Take the apron off.
The scale above measures the weight of objects in pounds. How much does the hiking boot weigh?
1 pound
4 pounds
2 pounds
3 pounds
What temperature does the thermometer show?
20°C
10°C
35°C
25°C
Which measurement tool can be used to measure weight?
Z
W
Y
The mice eat 30 grams of food in three days. In order to find out how much food they eat in one day, divide 30 by 3. 30 grams ÷ 3 days = ___ grams per day
10
5
15
20
Scales are used to measure weight and a scale is the only tool listed that could be used to find the weight of a carton of milk. A measuring cup is used to measure volume, a yardstick is used to measure length, and a watch is used to measure time. Which tool is used to measure weight?
Measuring cup
Yardstick
Watch
Scale
Do not pick up an unknown insect with your hands. It might be poisonous. Make sure you put on gloves or use tongs.
Pick up the insect with your hands.
Use gloves or tongs to handle the insect.
Ignore the insect completely.
Observe the insect closely without touching.
The side of the balance with the peach is lower down. This means that the peach weighs more than the apple, so Libby should eat the peach.
The peach weighs more than the apple.
The apple weighs more than the peach.
The peach and apple weigh the same.
This ruler measures centimeters on the top and inches on the bottom. When the tip of the ruler is lined up with the end of the racket, the other end comes a bit past the ___ centimeter mark.
10
12
15
8
A pen is a small object. The best tool to use to measure small objects is a ruler. Tape measures and yardsticks are also used to measure length, but are used for longer objects.
Ruler
Tape measure
Yardstick
None of the above
The tomato plant grows 3 cm every week for 8 weeks. In order to find the total growth of the tomato plant, multiply 3 times 8. 3 cm × 8 weeks = ___ cm
24
18
30
36
Scales are used to measure weight and a scale is the only tool listed that could be used to find the weight of a carton of milk. A measuring cup is used to measure volume, a yardstick is used to measure length, and a watch is used to measure time. Which tool would you use to measure the weight of a carton of milk?
Scale
Measuring cup
Yardstick
Watch
A pen is a small object. The best tool to use to measure small objects is a ruler. Tape measures and yardsticks are also used to measure length, but are used for longer objects. Which tool is best for measuring a pen?
Ruler
Tape measure
Yardstick
The scale measures the weight of objects in pounds. The arrow on the scale in the picture is pointing to the 6, which means the bag of flour weighs ___ pounds.
6
5
7
8
If you see a plant that you've never seen before, don't even touch it (it could be poisonous). If you want to identify it, take a picture of it and give the picture to your teacher.
Touch the plant to identify it.
Ignore the plant completely.
Take a picture and give it to your teacher.
Eat a part of the plant to test if it's poisonous.
Science is fun, but it is important to be safe. Gloves should be used to protect hands from spills during an investigation.
True
False
