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PB Skills Assessment

Last updated over 2 years ago
18 questions
1

The basic unit for mass is

1

The basic unit for volume is

1

The basic unit for length is

1
  • mm
  • kg
  • ns
  • cm
  • dL
  • larger than base unit
  • smaller than base unit
1

Rewrite 3.00 x 1017 nm/s as an equality statement. (Use ^ to show the exponent)

1

Rewrite 6.02 x 1023 atoms/mole

1

Rewrite 6.63 x 10–34 J/Hz as an equality statement.

1

Write 6.98 g/cm3 as an equality statement.

1

Identify the problem in the form of “? cm = 12.34 mm” using the information given in each question.
Do NOT try to set up or solve the problem.
Calculate the number of Cu atoms in 0.75 moles of Cu atoms if there are 6.02 x 1023 Cu atoms in a mole of Cu.

1

How many sig figs are in 0.75 moles?

1

How many sig figs are in 6.02 x 1023 Cu atoms in a mole of Cu.

1

Given the problem below, how many sig figs do you think should you have in your answer?
Calculate the number of Cu atoms in 0.75 moles of Cu atoms if there are 6.02 x 1023 Cu atoms in a mole of Cu.

1

Identify the problem in the form of “? cm = 12.34 mm” using the information given in each question.
Do NOT try to set up or solve the problem.
Given that the speed of light is 3.00 x 108 m/s, calculate how far (in cm) the light will travel in 20.0 s.

1

How many sig figs are in 3.00 x 108 m/s?

1

How many sig figs are in 20.0 s

1

Given the problem: ? doodles = 5.02 X 1010 lalas
and the conversion factors:
3 doodles = 2 x 105 bangles
4 bangles = 7 veves
1.5 veves = 2.3 lalas
Show your set up to solve the problem. DO NOT SOLVE THE PROBLEM--just show your set up

1

Given the set up: a. ? nm = 1010 km x (103 m/1 km) x (109 nm /1 m)
Write the exponent (including + or – sign) you would have in the answer.

1

e set up: a. ? tiggles = 105 biiz x (10–8 tiggles/10–4 biiz)
Write the exponent (including + or – sign) you would have in the answer.