An Electron Moving with a Velocity = 5

question 1394

Multiple Choice

An electron moving with a velocity = 5.0 × 10⁷ m/s
Enters a region of space where perpendicular electric and a magnetic fields are present.The electric field is
=
) What magnetic field will allow the electron to go through the region without being deflected?

• A) = +2.0 × 10^-4 T
• B) = -2.0 × 10^-4 T
• C) = +2.0 × 10^-4 T
• D) = -2.0 × 10^-4 T
• E) = +5.0 × 10^-4 T

Distinguish between different phases of the translation process in protein synthesis.

Understand and perform decimal comparison and manipulation.

Understand and apply the concepts of multiplication, including identifying multipliers.

Perform rounding of numbers to specified places.

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Definitions:

Membrane Depolarizes

The process by which a cell membrane's voltage becomes less negative, leading to the possible firing of an action potential in neurons.

Sperm

Male gamete having a haploid number of chromosomes and the ability to fertilize an egg, the female gamete.

Egg

Also called an ovum; haploid cell that is usually fertilized by a sperm to form a diploid zygote.

Fertilize

The process of a sperm cell joining with an egg cell to initiate the development of a new organism.