Express (2.2 × 106)-1/2 in scientific notation.

A) 6.7 × 10-4 B) 1.5 × 103 C) 1.5 × 10-5 D) 1.5 × 104 A) 6.7 × 10-4 B) 1.5 × 103 C) 1.5 × 10-5 D) 1.5 × 104

An area of 1.00 × 102 cm2 is how many square meters?

A) 1.00 m2 B) 1.00 × 102 m2 C) 1.00 × 10-2 m2 D) 1.00 × 104 m2 E) 1.00 × 10-3 m2 A) 1.00 m2 B) 1.00 × 102 m2 C) 1.00 × 10-2 m2 D) 1.00 × 104 m2 E) 1.00 × 10-3 m2

Exam 1: Representing Motion

A thick-walled metal pipe of length 20.0 cm has an inside diameter of 2.00 cm and an outside diameter of 2.40 cm. What is the total surface area of the pipe, counting the ends, in square centimeters?

(Multiple Choice)

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Question 21

A dog has three puppies. Spot weighs 12 ounces. Rascal weighs 9.5 ounces. Socks weighs 10.2 ounces. What is the total weight of the litter expressed to the correct number of significant figures?

(Multiple Choice)

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Question 22

The Hope Diamond weighs 44.5 carats, and there are 200 mg per carat. What is the mass of the Hope Diamond in kilograms?

(Multiple Choice)

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Question 23

The prefix yotta (Y)signifies a multiple of 10²⁴. How many yottameters are there in a gigameter?

(Short Answer)

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Question 24

There are 640 acres in a square mile, and 5280 feet in 1.00 mile. What is the length in feet (to the nearest foot)of the side of a square having an area of 1.00 acre?

(Multiple Choice)

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Question 25

Estimate the thickness, in meters, of an ordinary sheet of paper.

(Multiple Choice)

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Question 26

Express (2.2 × 10⁶)^-1/2 in scientific notation.

(Multiple Choice)

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Question 27

Express 50 mi/h in units of meters per second. (1 mi = 1609 m)

(Multiple Choice)

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Question 28

In the quotient $\frac { A } { B \cdot C }$ , A has 5 significant figures, B has 2 significant figures, and C has 3 significant figures. How many significant figures does the quotient have?

(Multiple Choice)

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Question 29

How many significant figures are in the number 0.010?

(Multiple Choice)

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Question 30

Which of the following is the most reasonable estimate of the number of characters (typed letters or numbers)in a 609-page book? Assume an average of 194 words per page and a reasonable average number of letters per word.

(Multiple Choice)

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Question 31

A porch roof that slopes upward at 45° measures 3.0 m × 5.0 m. It is covered with a slab of insulating material that is 2.0 cm thick. If the density of the insulation is 15 kg/m³, what is the weight of the insulation, in pounds, on the roof? (1.00 kg weighs 2.2 lb and density is mass per unit volume.)

(Multiple Choice)

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Question 32

The quantity 0.00325 × 10^-8 cm is equivalent to

(Multiple Choice)

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Question 33

Estimate the number of times the earth will rotate on its axis during a human's lifetime.

(Multiple Choice)

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Question 34

The number of significant figures in 0.01500 is

(Multiple Choice)

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Question 35

An area of 1.00 × 10² cm² is how many square meters?

(Multiple Choice)

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Question 36

In a parallel universe, the quantity ? has the value 3.14049… . Express ? in that universe to (a)four significant figures (b)five significant figures.

(Short Answer)

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Question 37

Which one of the following numbers is equivalent to the number 0.0001776?

(Multiple Choice)

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Question 38

A certain $\text { CD-ROM }$ disk can store 600 megabytes of information. If an average word requires 9.0 bytes of storage, how many words can be stored on one disk?

(Multiple Choice)

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Question 39

In the sum A + B + C, A is accurate to 5 decimal places, B is accurate to 2 decimal places, and C is accurate to 3 decimal places. What is the correct number of decimal places in the sum?

(Multiple Choice)

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Question 40

Showing 21 - 40 of 113

Exam 1: Representing Motion

A thick-walled metal pipe of length 20.0 cm has an inside diameter of 2.00 cm and an outside diameter of 2.40 cm. What is the total surface area of the pipe, counting the ends, in square centimeters?

A dog has three puppies. Spot weighs 12 ounces. Rascal weighs 9.5 ounces. Socks weighs 10.2 ounces. What is the total weight of the litter expressed to the correct number of significant figures?

The Hope Diamond weighs 44.5 carats, and there are 200 mg per carat. What is the mass of the Hope Diamond in kilograms?

The prefix yotta (Y)signifies a multiple of 1024. How many yottameters are there in a gigameter?

There are 640 acres in a square mile, and 5280 feet in 1.00 mile. What is the length in feet (to the nearest foot)of the side of a square having an area of 1.00 acre?

Estimate the thickness, in meters, of an ordinary sheet of paper.

Express (2.2 × 106)-1/2 in scientific notation.

Express 50 mi/h in units of meters per second. (1 mi = 1609 m)

In the quotient AB⋅C\frac { A } { B \cdot C }B⋅CA​ , A has 5 significant figures, B has 2 significant figures, and C has 3 significant figures. How many significant figures does the quotient have?

How many significant figures are in the number 0.010?

Which of the following is the most reasonable estimate of the number of characters (typed letters or numbers)in a 609-page book? Assume an average of 194 words per page and a reasonable average number of letters per word.

The quantity 0.00325 × 10-8 cm is equivalent to

Estimate the number of times the earth will rotate on its axis during a human's lifetime.

The number of significant figures in 0.01500 is

An area of 1.00 × 102 cm2 is how many square meters?

In a parallel universe, the quantity ? has the value 3.14049… . Express ? in that universe to (a)four significant figures (b)five significant figures.

Which one of the following numbers is equivalent to the number 0.0001776?

A certain CD-ROM \text { CD-ROM } CD-ROM disk can store 600 megabytes of information. If an average word requires 9.0 bytes of storage, how many words can be stored on one disk?

In the sum A + B + C, A is accurate to 5 decimal places, B is accurate to 2 decimal places, and C is accurate to 3 decimal places. What is the correct number of decimal places in the sum?

Motion in One Dimension

Vectors and Motion in Two Dimensions

Forces and Newtons Laws of Motion

Applying Newtons Laws

Gravity

Rotational Motion

Equilibrium Ad Elasticity

Momentum

Energy and Work

Using Energy

Thermal Properties of Matter

Fluids

Oscillations

Traveling Waves and Sound

Superposition and Standing Waves

Wave Optics

Ray Optics

Optical Instruments

Electric Fields and Forces

Electric Potential

Current and Resistance

Circuits

Magnetic Fields and Forces

Em Induction and Em Waves

Ac Electricity

Relativity

Quantum Physics

Atoms and Molecules

Nuclear Physics

Filters

The prefix yotta (Y)signifies a multiple of 10²⁴. How many yottameters are there in a gigameter?

Express (2.2 × 10⁶)^-1/2 in scientific notation.

In the quotient $\frac { A } { B \cdot C }$ , A has 5 significant figures, B has 2 significant figures, and C has 3 significant figures. How many significant figures does the quotient have?

The quantity 0.00325 × 10^-8 cm is equivalent to

An area of 1.00 × 10² cm² is how many square meters?

A certain $\text { CD-ROM }$ disk can store 600 megabytes of information. If an average word requires 9.0 bytes of storage, how many words can be stored on one disk?