subject
Physics, 21.10.2020 05:01 krandall232

1. A baseball is thrown horizontally at 45 m/s. The ball slows down at a rate of 5 m/s? a. How long is the ball in the air before coming to rest?

b. How far did the ball travel in that time?

2. A car starts from rest and accelerates at 9.54 m/s? for 6.5 seconds.

a. How much distance was covered by the car?

b. What was the final velocity of the car?

3. An arrow leaves a bow with a speed of 42 m/s. Its velocity is reduced to 34 m/s by the time it

hits its target

a. What was the acceleration of the arrow?

b. How much distance did the arrow travel over if it were in the air for 2.4 seconds?

c. What was the average velocity of the arrow?

4. A ball starts from rest and rolls down a hill with a constant acceleration of 3.0 m/s?.

a. What is its speed at the end of 4.0 s?

b. How far did the ball move in that 4.0 s?

ansver
Answers: 2

Other questions on the subject: Physics

image
Physics, 22.06.2019 10:50, infinitexero1022
Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k
Answers: 1
image
Physics, 23.06.2019 02:00, lyly214
Dc versus ac problem. suppose your dc power supply is set to 15 v and the vertical setting on the oscilloscope is at 5 v/div. how many divisions will the trace deflect if you connect the output of the power supply to the scope with the a input switch set on dc? how many divisions if the switch is on ac?
Answers: 3
image
Physics, 23.06.2019 03:00, kayla6653
Suppose the house in question 3 is located in cleveland where the annual average solar flux is 160 w/m2 . if 10 m2 of solar panels operating at 20 percent efficiency were installed on this house to collect and store solar energy in the form of hot water:
Answers: 2
image
Physics, 23.06.2019 05:20, blakeboy3148
Derive the lens makers formula for convex les?
Answers: 1
You know the right answer?
1. A baseball is thrown horizontally at 45 m/s. The ball slows down at a rate of 5 m/s? a. How long...

Questions in other subjects:

Konu
Chemistry, 04.09.2021 05:00
Konu
Chemistry, 04.09.2021 05:00