A toddler is holding a toy with a mass of 1.1 kg when another toddler decides that she wants it. The first toddler pulls horizontally with a
force of 2.5 N and the second toddler pulls horizontally with a force of
3.1 N in the opposite direction. What is the horizontal acceleration of
the toy?

Explain to someone who knows nothing about fossils the study of invertebrate paleontology and how it scientists understand the history of the earth. be sure your explanation contains a minimum of two complete sentences.

Which of the following is the phase that results when the moon is on the opposite side of the earth from the sun? a. quarter moon b. crescent moon c. new moon d. full moon

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f