Standard Form in Microscopy AI

What is the purpose of using standard form in microscopy?

• To make tiny objects appear larger

• To simplify very big or small numbers

• To change the color of objects

• To increase the speed of calculations

How is the number 0.017 written in standard form?

• 1.7 × 10²

• 1.7 × 10⁻²

• 0.17 × 10²

• 0.17 × 10⁻²

What does moving the decimal point to the left represent in standard form?

• A negative power of 10

• A positive power of 10

• A decrease in value

• An increase in value

What unit is equivalent to 1 × 10⁻³ meters in standard form?

• Micrometre (µm)

• Millimetre (mm)

• Nanometre (nm)

• Picometre (pm)

How can 0.0007 meters be expressed in millimeters?

• 0.7 mm

• 7 mm

• 70 mm

• 700 mm

What is the standard form of a micrometre (µm)?

• 1 × 10⁻³ m

• 1 × 10⁻⁶ m

• 1 × 10⁻⁹ m

• 1 × 10⁻¹² m

Which unit is equivalent to 1 × 10⁻⁹ meters?

• Millimetre (mm)

• Micrometre (µm)

• Nanometre (nm)

• Picometre (pm)

What is the first step in calculating the width of an image in standard form?

• Convert back into standard form

• Rearrange the magnification formula

• Fill in the values you know

• Write out the values in full

What is the standard form of a picometre (pm)?

• 1 × 10⁻³ m

• 1 × 10⁻⁶ m

• 1 × 10⁻⁹ m

• 1 × 10⁻¹² m

What is the magnification formula used in the example?

• image size = magnification × real size

• image size = real size / magnification

• magnification = image size / real size

• real size = image size × magnification