b. 39.2 N
English, 26.10.2020 14:00, qveenriles3714
7. How much G. P.E. does a 5 kg rock that is 8 m above the ground has?
a. 392 N
b. 39.2 N
C 39.2 J
d. 392 J
8. Kinetic energy is the energy of
a. Potential
b. Objects at rest
c. Objects in motion
d. Accelerating objects
9. Kinetic energy of an object is directly proportional to the square of its speed
therefore,
a. If the KE will increase, then the speed will decrease.
b. Increases with speed, the KE will increase also but only half
c. KE and speed are the same always.
d. If the speed is doubled, then KE will be quadrupled
10. An object's kinetic energy remains constant if
a. an object remains the same size and continues to move at the same speed
b. an object remains the same size
c. an object continues to move at the same speed
d. an object doesn't move
11. What happens to the kinetic energy of a moving object as the mass remains the
same, but the velocity increases?
a. Kinetic energy increases
b. Kinetic energy decreases
c. Kinetic energy stays the same
d. Potential energy increases
Answers: 3
English, 21.06.2019 20:20, liz77717
What evidence could be used to support the authors'claims in this excerpt? select three options.- tweets (twitter messages) describing the overthrow ofben ali at the time it happened- verifiable facts that explain that social media haslittle effect on citizen journalism-speeches that give biographical accounts of the life andaccomplishments of mubarak-journal entries from a student describing how socialmedia him join a protest- quotations from experts on social media use duringuprisings within the arab world
Answers: 1
7. How much G. P.E. does a 5 kg rock that is 8 m above the ground has?
a. 392 N
b. 39.2 N
b. 39.2 N
Biology, 27.04.2021 20:20
Physics, 27.04.2021 20:20
Mathematics, 27.04.2021 20:20
Mathematics, 27.04.2021 20:20