If a Block Is Set Sliding on a Huge Frictionless

question 79

Multiple Choice

If a block is set sliding on a huge frictionless plane in contact with the Earth, it will NOT continue to move at constant speed because

• A) gravity will pull in a non-perpendicular direction as the block gets farther out on the plane.
• B) of its inertia.
• C) gravity gets weaker as distance increases.
• D) it is not free from the shackles of Earth's gravity.

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Definitions:

MicroRNA

Small non-coding RNA molecules involved in gene regulation by interfering with the translation of mRNA into proteins.

Cytoplasm

The gel-like substance inside a cell, excluding the nucleus, containing organelles in which the cell's processes occur.

Activators

Proteins that bind to specific DNA sites to increase the likelihood of transcription of a particular gene.

Transcription

The act of transferring the encoded information from a DNA strand into a novel molecule of messenger RNA (mRNA).