![subject](/tpl/images/cats/fizika.png)
Physics, 31.05.2021 16:20 officialgraciela67
1.) A ball is thrown horizontally from the top of a building. What is the vertical velocity of the ball after 1 second?
A. 0 m/s
B. 9.8 m/s
C. 4.9 m/s
D. 19.6 m/s
2.) This is a required question
What is the horizontal acceleration of a projectile?
A. 0 m/s2
B. 8.9 m/s2
C. 4.9 m/s2
D. 9.8 m/s2
3.) If air resistance is neglected, at what angle a projectile must be projected to attain the maximum range?
A. 40
B. 75
C. 45
D. 90
4.) Neglecting air resistance, the range of a projectile projected at an angle of 20 degrees is the same as that of if they were released with the same velocity.
A. 50
B. 70
C. 60
D. 80
5.) What do you call the motion of an object with constant acceleration?
A. circular motion
B. uniform motion
C. constant motion
D. uniformly accelerated motion
CAN SOMEONE PLEASE HELP ASAP. THANK U
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Physics
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 06:30, marciamwilliamp31fz6
The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?
Answers: 2
![image](/tpl/images/cats/fizika.png)
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 15:30, championroof
What is a costume plot? why is it important to a film or theater production?
Answers: 3
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 18:20, miner12924owhu4d
Awave with a frequency of 500 hz is traveling at a speed of 100 m/s. what is the wavelength?
Answers: 1
You know the right answer?
1.) A ball is thrown horizontally from the top of a building. What is the vertical velocity of the b...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.10.2019 18:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.10.2019 18:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.10.2019 18:10
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 02.10.2019 18:10
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)