Author Question: You throw a ball straight up. As the ball is going up, the direction of the velocity and ... (Read 136 times)

savannahhooper

  • Hero Member
  • *****
  • Posts: 576
You throw a ball straight up. As the ball is going up, the direction of the velocity and acceleration point __________.
 Fill in the blank(s) with correct word

Question 2

Why does the nuclear force have a short range?
 a. Because the exchanged particles have nonzero mass, and thus limited time before they can complete the exchange.
  b. Because the low mass of the exchange particles means their exchange is effective only over short distances.
  c. Because the exchange particles have zero mass and thus limited time before they can complete the exchange.
  d. Because the exchanged particles must travel long distances to complete the exchange.
  e. Because it is the weakest of the four forces.



dellikani2015

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

opposite to each other

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

dellikani2015

  • Sr. Member
  • ****
  • Posts: 332

 

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

For a complete list of videos, visit our video library