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SCIENTIFIC THINKING

Authored by Beatrice Ialacci

Chemistry

University

Used 1+ times

SCIENTIFIC THINKING
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Looking at these equations and inequalities, what

will the value of sin (y) be?

A:-1/2

B: 1/2

C:-1/8

D: 1/8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Look at the following formulae and find the correct answer:

A property of logarithms in base 10 states that the logarithm of a power of 10 is the same as the exponent that appears in the power

log(10 ^ x) = x

Knowing that n and m satisfy the formulae:

n = 10 ^ m and m ^ 2 + 10m + 25 = 0

What will the value of log(n) be?

A: 5

B: 1/5

C:-1/5

D:-5

A

B

C

D

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Look at the following equations and consider the relationships where x, y, v, w are real numbers (positive). wy = 2 x - w = v x ^ 2 = 1/v
What happens to y if x increases?
A: It decreases
B: It increases
C: Not enough data to answer
D: It remains constant

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A sculptor wants to create a huge cube made of many small wooden cubes. He has 359 small cubes available, all the same size. How many cubes will the sculptor use to create the largest work possible?
A: 359
B: 343
C: 316
D: 216

A

B

C

D

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

By simultaneously rolling two unrigged dice, what is the probability of getting "nine"?

A: 1/12

B: 1/9

C: 1/8

D: 1/4

A

B

C

D

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If 3 craftsmen make 2 bedside tables in 1 day, how many bedside tables are made by 6 craftsmen in 8 days?

A: 56

B: 32

C: 4

D: 12

A

B

C

D

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Alexander would like to repave the living room of his home, having dimensions 4x4 m He has chosen square tiles of side 20 cm that cost 5euro each. How much will he spend?

A: 1650 euros
B: 2000 euros

C: 710 euros

D: 1429 euros

A

B

C

D

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