16 Find the acceleration of the 2kg block in the following diagram. 4N 8N

The idea of spontaneous generation was disproved by in a experiment involving jars of meat

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

The cluster of developing cells from conception until birth is called an