Scientific Measurement Answers

2 verified answers3 views
1
Free Preview

Question text not available

Answer not available
2
Free Preview

How do the prefixes in the metric system relate to the basic units?

Answer not available
3

What is 0.25 kilometers expressed in centimeters?

A
25000 cm
B
250 cm
C
0.000025 cm
D
2500 cm
4

What is the difference between accuracy and precision and which is most important to scientific measurement?

Answer not available
5

Explain why scientists use the metric system for scientific measurements.

Answer not available
6

A number should be rounded up if _______.

A
it is the first digit
B
the number after it is between 0 and 4
C
the number after it is between 5 and 9
D
it is the last digit
7

What are the basic prefixes used in the metric system and how do they relate to the size of the base unit?

Answer not available
8

Explain why significant figures represent the precision of a measurement and not its accuracy.

Answer not available
9

Which of the following is not one of the three principles from which the metric system is based?

A
There is one unit for each measurable quantity.
B
Prefixes are used to signify multiples of each unit.
C
Metric measurements cannot be converted to any other form of measurement.
D
The basic units are related to each other.
10

When converting from kilometers to meters, the decimal is moved _______.

A
three places to the left
B
two places to the left
C
three places to the right
D
two places to the right.
11

Which of the following strategies is an effective way to stay organized at school?

A
Use a calendar or planner
B
Organize notebooks logically
C
Keep locker clean and neat
D
All of the above
12

‘Aim’ is another word for ‘goal.’

A
T
B
F
13

You may possess elements of more than one learning style.

A
T
B
F
14

“I study to get good grades because my parents want to send me to the college of my choice.” This is an

A
Intrinsic motivational statement
B
Extrinsic motivational statement
C
Both of These
D
None of these
15

A behavior becomes a habit when it has been repeated

A
12 times
B
2 times
C
21 times
D
11 times
16

How many significant figures are in the measurement 0.020 km?

A
1
B
2
C
3
D
4
17

What is the sum and classification of ?

Question illustration
A
3.31227766..., irrational
B
3.31227766..., rational
C
18.16227766..., irrational
D
18.16227766..., rational
18

Missing only a few days of school will not impact your grades.

A
T
B
F
19

It's important to __________ throughout your personal training plan and reset goals if necessary.

A
stop training for five-day periods
B
reevaluate
C
refrain from eating
D
weigh yourself several times a day
20

In general, fitness evaluations are meant to help you measure your physical fitness against those of similar age and gender

A
T
B
F

Did you find these answers helpful?