garykids305
13.10.2019 •
Physics
25 will mark i need ! answer #1 a-b
Solved
Show answers
More tips
- F Food and Cooking How to Properly Collect Mushrooms? A Comprehensive Guide...
- C Computers and Internet 3D Glasses! What is this thing?...
- C Computers and Internet How to insert videos into LiveJournal?...
- C Computers and Internet How Much Does an iPhone Cost in America?...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- F Family and Home Parquet or laminate, which is better?...
- L Leisure and Entertainment How to Properly Wind Fishing Line onto a Reel?...
- L Leisure and Entertainment How to Make a Paper Boat in Simple Steps...
- T Travel and tourism Maldives Adventures: What is the Best Season to Visit the Luxurious Beaches?...
- H Health and Medicine Kinesiology: What is it and How Does it Work?...
Answers on questions: Physics
- P Physics Which is an example of a chemical change?...
- P Physics Complete the passage to describe polarization. unpolarized light is filtered by a polarizer that has a vertical plane, allowing light with oscillations to pass through...
- P Physics Which choice displays the effects of quantum mechanics? check all that apply atoms subatomic particles particles that are 10^-9m microtechnology systems protons neutrons...
- P Physics A bullet fired horizontally hits and gets embedded in the edge of a disk free to rotate about its vertical axis. The disk has a mass of 2.4 kg and radius 0.7 m. If...
- P Physics What is the charge of an object that has more electrons than protons? More protons than electrons? The same number of protons and electrons?...
- P Physics What happens when magma rises towards the surface?...
- P Physics Every just.. (Fill in the blank) Social experiment for Mystery of the Mind...
- M Mathematics Will Mark Brainnlest Please help me...
- E English Viết topic sentence về nước...
- H History The jewels in the large glass case attracted the attention of the museum visitors....
Ответ:
a) M
b) N
Explanation:
I think it is correct
so
Ответ:
Explanation:
Given:
v₀ = 25 m/s
v = 0 m/s
a = -9.8 m/s²
1a) Find t.
v = at + v₀
0 m/s = (-9.8 m/s²) t + 25 m/s
t = 2.55 s
1b) Find Δy.
v² = v₀² + 2aΔy
(0 m/s)² = (25 m/s)² + 2 (-9.8 m/s²) Δy
Δy = 31.9 m