Rounding & Sig Figs Practice

Pikachu has a mass of 5.98 kg. Professor Oak does an experiment to measure Pikachu's mass and obtains results of 6.76 kg, 6.78 kg, 6.75 kg, and 6.74 kg. These measurements are:

• Accurate

• Precise

• Neither

• ( ͡° ͜ʖ ͡°)

How many sig figs are

0.00086?

• 2

• 5

• 3

• 6

How many sig figs are in 561000?

• 2

• 6

• 5

• 3

How many sig figs are in 810.010?

• 6

• 3

• 5

• 2

How many sig figs are in 50500?

• 2

• 3

• 5

• 1

How many sig figs are in 30050.0?

• 4

• 5

• 6

• 2

Round 2.718281828 to the nearest ten-thousandth.

• 2.718

• 2.72

• 2.7183

• 2.71828

Round 785475 to the nearest hundred.

• 785000

• 785500

• 785480

• 785000

The diameter of a regulation baseball is 7.5 cm. A random baseball is measured to have a diameter of 7.1 cm. Find the percent error.

• 5.3%

• 2.6%

• 5.6%

• 4.8%

Which of the following best describes what physics is?

• The study of motion and energy.

• A kind of tropical fish.

• A K-Pop group.

• A form of torture.