This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A toy rocket, launched from the ground, rises vertically with an acceleration of 20 m/s2 for 6.0 s ... (Read 198 times)

KWilfred

  • Hero Member
  • *****
  • Posts: 570
on: Aug 1, 2020

Question 1

A swimmer swims 20 laps in a north-south facing pool in 7.00 minutes. Her first lap is toward the north. Her displacement and average velocity are

◦
0; 0.

◦
0; 2.38 m/s, south.

◦
0; 2.38 m/s, north.

◦
1 000 m, south; 2.38 m/s, south.

◦
1 000 m, north; 2.38 m/s, north.


Question 2

A toy rocket, launched from the ground, rises vertically with an acceleration of 20 m/s2 for 6.0 s until its motor stops. Disregarding any air resistance, what maximum height above the ground will the rocket achieve?

◦
1.1 km

◦
0.73 km

◦
1.9 km

◦
0.39 km

◦
1.5 km
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by KWilfred on Aug 1, 2020

jrpg123456

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Aug 1, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


KWilfred

  • Member
  • Posts: 570
Reply 2 on: Aug 1, 2020
Excellent

kswal303

  • Member
  • Posts: 316
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

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?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

The Grants and natural selection of beak size among the medium ground finch. The Grants and natural selection of beak size among the medium ground finch.
Unstriped ground squirrel (Xerus rutilus) of the Xerini Unstriped ground squirrel (Xerus rutilus) of the Xerini
Great apes knuckle-walk when traveling on the ground. Great apes knuckle-walk when traveling on the ground.
Whenever a vehicle is raised off the ground, a safety stand should be placed under the frame, axle, ... Whenever a vehicle is raised off the ground, a safety stand should be placed under the frame, axle, ...
Drive-on ramps are dangerous to use. The wheels on the ground level must be chocked (blocked) to ... Drive-on ramps are dangerous to use. The wheels on the ground level must be chocked (blocked) to ...
With the vehicle raised one foot (30 cm) off the ground, push down on the vehicle to check if it ... With the vehicle raised one foot (30 cm) off the ground, push down on the vehicle to check if it ...
Video: Methods that regulate pH

For a complete list of videos, visit our video library