Physics
Physics, 20.06.2021 15:30, darrengresham999

When you flip a penny (2.35 g), it leaves your hand and moves upward at 2.85 m/s. Use energy to find how high the penny goes above your hand before stopping. A (b) The penny then falls to the floor, 1.26 m below your hand. Use energy to find its speed just before it hits the floor. A (c) Explain your choice of reference level for parts (a) and (b). C (d) Choose a different reference level and repeat part (b)

answer
Answers: 3

Other questions on the subject: Physics

image
Physics, 22.06.2019 07:00, jv910699
Hen a gfci receptacle device is installed on a 20-ampere branch circuit (12 awg copper), what is the minimum volume allowance (in cubic inches) required for conductor fill for each conductor in the outlet box?
Answers: 1
image
Physics, 22.06.2019 07:20, coolusername1314
The softest and hardest minerals are: softest hardest
Answers: 1
image
Physics, 22.06.2019 15:00, katyym80
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 23.7n and the spring scale reads 13.8n. what is the magnitude of the force that earth exerts on the bag?
Answers: 1
image
Physics, 22.06.2019 19:30, alexmarche8637
Contains chemical energy. a. heat b. light c. natural gas
Answers: 2
Do you know the correct answer?
When you flip a penny (2.35 g), it leaves your hand and moves upward at 2.85 m/s. Use energy to find...

Questions in other subjects: