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Worksheets

Science Skills

Total questions: 56

Worksheet time: 2hrs 41mins

Name
Class
Date
1.

A study was done to find if different tire treads affect the braking distance of a car.

a)

tire treads

1.

Independant Variable

b)

breaking distance

2.

Dependant Variable

c)

the type of car

3.

Constant

2.

The time it takes to run a mile depends on the person's running speed.

a)

running speed

1.

Independant Variable

b)

time it takes

2.

Dependant Variable

c)

distance (one mile)

3.

constant

3.

The height of bean plants depends on the amount of water they receive.

a)

amount of water

1.

Independent Variable

b)

height of plant

2.

Dependant Variable

c)

type of bean plant

3.

Constant

4.

The higher the temperature of the air in the oven, the faster a cake will bake.

a)

temp of oven

1.

Idenpendant Variable

b)

time to cook

2.

Dependant Variable

c)

type of cake

3.

Constant

5.

Lemon trees receiving the most water produced the most lemons.

a)

amount of water

1.

independant varaible

b)

number of lemons

2.

Dependant Variable

c)

Type of tree

3.

Constant

6.

An investigation found that more bushels of potatoes were produced when the soil was fertilized more.

a)

amount of fertilizer

1.

Independant Variable

b)

number of potatoes

2.

Dependant Variable

c)

types of potatoes

3.

Constant

7.

Students measured the temperature of the water at different depths in Lake Skywalker and found that the temperature varied.

a)

depth in the lake

1.

Independant Variable

b)

temperature

2.

Dependant Variable

c)

Location in the lake

3.

Constant

8.

The amount of pollution produced by cars was measured for cars using gasoline containing different amounts of lead.

a)

amount of lead

1.

Independant Variable

b)

amount of pollution

2.

Dependant Variable

c)

type of car

3.

Constant

9.

Four groups of rats are first massed and then fed identical diets except for the amount of vitamin A they receive. Each group gets a different amount. After 3 weeks on the diet, the rats' masses are measured again to see if there has been a decrease.

a)

amount of vitamin A

1.

Independant Variable

b)

mass of the rats

2.

Dependant Variables

c)

Group of rats

3.

Constant

10.

Two groups of students were tested to compare their speed working math problems. Each group was given the same problems. One group used calculators and the other group computed without calculators.

a)

with or without calculators

1.

Independant Variable

b)

speed

2.

Dependant Variable

c)

Type of math probelms

3.

Constant

11.

What is the dependent variable being measured?

a)

The students

b)

The study time

c)

The grade on the quiz

12.

Which evidence suggests that more studying does NOT increase a student's grade?

a)

Carlos scored higher than Bob

b)

Pat scored higher than Marisa

c)

Florence scored higher than Kim

d)

Lori scored higher than Wendy

13.

The independent variable is the one you ​ (a)   ​

Choose from the below words
change
measure
keep the same
14.

The dependent variable is the one you ​ (a)   ​

Choose from the below words
change
measure
keep the same
15.

The controlled variables are the ones you ​ (a)   ​

Choose from the below words
change
measure
keep the same
16.
a)

funnel

b)

test tube

c)

balance

d)

forceps

17.

Label the pieces of lab equipment with the correct name:

a)

spot plate (well plate)

b)

mortar & pestle

c)

watch glass

d)

evaporating dish

1
2
3
4
1)
2)
3)
4)
18.

Identify the measuring cylinder:

A
B
C
D
19.

Identify the beaker:

A
B
C
D
20.

Identify the conical flask:

A
B
C
D
21.

Identify the round bottom flask:

A
B
C
D
22.
a)

stopper

b)

forceps

c)

tripod stand

d)

test tube holder

23.

Match the following

a)
1.

digital scale

b)
2.

dropper

c)
3.

beaker tongs

d)
4.

pipet

e)

5.

beam balance

24.
a)
crucible & cover
b)
evaporating dish
c)
clay dish
d)
mortar & pestle
25.
a)
buret
b)

conical flask

c)

measuring cylinder

d)
beaker
26.
a)
hot plate
b)
flame thrower
c)
heater
d)
bunsen burner
27.
a)
wire mesh
b)
wire gauze
c)
wire fence
d)
hot mitt
28.
Identify the primary function of the lab equipment seen in the image.
a)
Mixing liquids
b)
Measuring liquid volume
c)
Mixing solids
d)
Measuring mass
29.
Identify the primary function of the lab equipment seen in the image.
a)
Transfer small amounts of liquid
b)
Transfer large amounts of liquid
c)
Measure liquid volume
d)
Mixing liquid chemicals
30.
Identify the piece of lab equipment seen in the image.
a)
Pipets
b)
Test Tubes
c)
Forceps
d)
Scoopulas
31.
To be read accurately, one must place a graduated cylinder on a flat surface and measure at the bottom of the _______________ curve.
a)
Centrifugal
b)
Capillary
c)
Meniscus
d)
Infinity
32.
A thermometer is used to measure temperature in which metric unit?
a)
Fahrenheit (°F)
b)
Celcius (°C)
c)
Kilometers (km)
d)
Liters (L)
33.
Identify the piece of lab equipment seen in the image.
a)
Microviewer
b)
Dissecting Scope
c)
Microscope
d)
Electron Imager
34.

Which of these pieces of equipment is evaporating dish?

a)

b)

c)

d)

35.

data gathered throughout an experiment

(a)  

Choose from the below words

evidence

results

significant

36.

What conclusions can you draw from this graph?

a)

The deer population went down over time.

b)

The deer population went up over time.

c)

The dear population went up quickly, then down, but then stayed the same.

d)

There are less dear because of hunters

37.

What is this piece of equipment called?

(a)  

Choose from the below words
Retort stand

Parallel stand

Test tube stand

Chemistry stand

38.
The variable the is changed on purpose is..
a)
Constant
b)
Control
c)
Independent Variable
d)
Dependent Variable
39.

Which type of container keeps liquid the hottest for the longest time? (a)  

Choose from the below words
Bag
Cooler
Cooler and bag are tied
Styrofoam
40.
a summary of how the results support or challenge the original hypothesis
a)
significant
b)
conclusion
c)
hypothesis
41.

Match the following pieces of laboratory equipment with their correct descriptions.

a)

Heat proof mat

1.

Used to protect the laboratory bench from hot containers

b)

Pipette

2.

A tool used for transferring liquids

c)

Gauze

3.

Placed on top of a tripod to support containers being heated

d)

Tripod

4.

A three-legged stand used to support containers above a Bunsen burner

42.

An (a)   is when you use your ​ (b)   and ​ (c)   to tell what is happening or what you see.

Choose from the below words
observation
5 senses
data
inference
guess
43.

Order the correct steps of lighting a Bunsen Burner

a)

Check the rubber tube for any breaks

b)

Push the rubber tube onto the gas tap

c)

Ensure air hole is closed

d)

Light match and hold over Bunsen Burner

e)

Turn on Gas

1)
2)
3)
4)
5)
44.

What is the function of a Bunsen burner in a laboratory?

a)

To measure the volume of liquids

b)

To cool substances quickly

c)

To provide a heat source for experiments

d)

To weigh chemicals accurately

45.

When you make a (a)   about something based on your ​ (b)   , you are making an ​ (c)  

Choose from the below words
guess
observations
inference
hypothesis
error
46.

What was the temperature of the liquid in the Styrofoam container at 4:00? (a)  

Choose from the below words
55 degrees
68 degrees
73 degrees
63 degrees
47.

What is the main purpose of using a beaker in a laboratory?

a)

To measure the exact volume of liquids

b)

To heat substances

c)

To mix chemicals

d)

To hold, mix, and heat substances

48.

Match the following pieces of laboratory equipment with their correct descriptions.

a)

Watch glass

1.

Used for holding small quantities of substances, often during heating or weighing

b)

Crystal bowl

2.

Decorative item not typically found in a laboratory setting

c)

Evaporating basin/dish

3.

Used to evaporate excess solvents to produce a concentrated solution or a solid precipitate of the dissolved substance

d)

Condensing cup

4.

A fictional piece of laboratory equipment

49.

What data does this graph represent?

a)

Change in temperature of a liquid over time in 3 different containers

b)

How temperature can change the molecules in a material

c)

The phase changes of a material

d)

What type of container people use the most to store hot liquids.

50.

A prediction based on prior knowledge or experience is a (a)   .

Choose from the below words
hypothesis
conclusion
problem
51.

What is the independent variable of this experiment based on this graph?

a)

the length of the gummy bear before it was submerged

b)

the different types of solutions used to submerge the gummy bears.

c)

the length of the gummy bears after they were submerged in different liquids

52.

What is the purpose of repeating an experiment multiple times?

a)

To use up materials

b)

To ensure the results are accurate and reliable

c)

To get different results each time

d)

To make the experiment longer

53.

Match the following definitions with the correct vocabulary word

a)

numerical data such as measurements or amounts of things

1.

quantitative data

b)

descriptive data from using your 5 senses

2.

qualitative data

c)

things that you see or measure

3.

observation

d)

a guess based on things you see or measure

4.

inference

54.

Identify the volume of water in each measuring cylinder

a)

18 mL

b)

48 mL

c)

34 mL

d)

22 mL

e)

44 mL

f)

12 mL

g)

38 mL

h)

24 mL

1
2
3
4
1)
2)
3)
4)
55.

Label the parts of the Bunsen Burner

a)

Flame - outer cone

b)

Flame - inner cone

c)

Heat Proof Surface

d)

Air hole

e)

Rubber Tubing/Gas Hose

f)

Collar

g)

Base

h)

Gas Valve/Tap

i)

Barrel or Chimney

1
2
3
4
5
6
7
8
9
1)
2)
3)
4)
5)
6)
7)
8)
9)
56.

Organize these options into the right categories

Categorize the following

Stop watch

Bunsen Burner

Heat mat

Gauze mat

Tripod

Metal Tongs

Retort Stand, Boss head and clamp

Thermometer

Measuring Cylinder

Ruler

Electronic Balance

Flask

Beaker

Test tube

Equipment used for measuring
Equipment used holding liquids
Equipment used when heating

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