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1 Scientific Knoweledge

Total questions: 26

Worksheet time: 19mins

Name
Class
Date
1.
The summary at the end of an experiment that explains the results is... 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
2.
A testable prediction about a scientific investigation is a(n)
a)
Question
b)
Observation
c)
Hypothesis
d)
Experiment
3.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
4.

The information you collect while doing your experiment is called

a)

conclusions

b)

data

c)

hypotheses

d)

procedures

5.

The process of obtaining information by using the senses is called a/an

a)

Conclusion

b)

Observation

c)

Inquiry

d)

Scientific method

6.

WHAT IS MAGNITUDE?

a)

A chemical change.

b)

Food.

c)

Something that can be measured.

d)

No answer is correct.

7.

The SI unit for length is:

a)

kilometer KM

b)

meter M

c)

centimeter CM

d)

milimeter MM

8.

Density formula is:

a)

volume/mass

b)

mass*volume

c)

mass/volume

d)

mass*mass*mass

9.

If 1m3 is 1000 L. 50 m3 are:

a)

500 L

b)

50000 L

c)

50 L

d)

5 L

10.

The SI unit for temperature is:

a)

KELVIN (K)

b)

CELSIUS DEGREES (ºC)

c)

CUBIC METERS (m3)

d)

KILOGRAMS (kg)

11.

TRUE or FALSE:

A vector quantity always has a direction associated with it.

a)

TRUE

b)

FALSE

12.

TRUE or FALSE:

A scalar quantity can have a direction associated with it.

a)

TRUE

b)

FALSE

13.
Change from standard form to scientific notation: 12,000,000
a)
12.0  x  107
b)
0.12  x  107
c)
1.2  x  106
d)
1.2  x  107
14.
Change from standard form to scientific notation:  0.000398
a)
39.8  x  10-5
b)
3.98  x  10-5
c)
3.98  x  10-4
d)
39.8  x  10-6
15.
How would you write 50,000 in scientific notation?
a)
50 x 105
b)
5 x 104
c)
5 x 103
d)
.5 x 103
16.
Try to change the number back to standard form: 3.97  x  10-2
a)
0.000397
b)
0.0397
c)
0.0000397
d)
0.397
17.
How would you write -5.6 x 10-3 in standard form?
a)
0.0056
b)
-5,600
c)
0.00056
d)
-0.0056
18.
Light travels at a rate of 186,000 miles per second.  Write this number in scientific notation.
a)
1.86 x 105
b)
1.86 x 104
c)
18.6 x 104
d)
186 x 103
19.

Which one of these options is NOT a derived quantity?

a)

Area

b)

Volume

c)

Density

d)

Temperature

20.

What is the SI unit of Amount of substance

a)

metre

b)

candela

c)

newton

d)

mole

21.

Which one of the following is the derived unit?

a)

speed

b)

length

c)

mass

d)

luminous intensity

22.

How many fundamental quantities are there?

a)

10

b)

5

c)

7

d)

8

23.

Which is a not a fundamental quantity here?

a)

length

b)

area

c)

mass

d)

time

24.

Force is a

a)

fundamental quantity

b)

derived quantity

25.

The SI unit of time is

a)

hour

b)

second

c)

minute

d)

days

26.

The fundamental physical quantity involved in calculating volume is

a)

length

b)

mass

c)

time

d)

current

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