Author Question: A child drops a toy at rest from a point 4.0 m above the ground at the same instant her friend ... (Read 17 times)

Pineapplelove6

  • Hero Member
  • *****
  • Posts: 560
A child drops a toy at rest from a point 4.0 m above the ground at the same instant her friend throws a ball upward at 6 m/s from a point 1.0 m above the ground. At what distance above the ground do the ball and the toy cross paths?
 
  What will be an ideal response?

Question 2

A porch roof sloping at 45 accumulated snow to a depth of 30. cm. The roof measured 3.0 m  5.0 m. If the density of snow was 15. kg/ m2, what was the weight of the snow, in pounds, on the roof?
 
  A) 210 lb
  B) 74 lb
  C) 56 lb
  D) 148 lb
  E) 105 lb



Leostella20

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

2.78 m

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

For a complete list of videos, visit our video library