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PIT_PIT [208]
3 years ago
14

Help me with my physics, please

Physics
1 answer:
Readme [11.4K]3 years ago
7 0
The right answer would be

-20t+ 80
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Which vector should be negative?
pentagon [3]

Answer:

 The velocity of a falling object

Explanation:

  The positive X axis is towards right and positive Y axis is towards up, so North direction is positive

  A vector with less than 1 magnitude is not negative, because its magnitude may be in between 0 and 1 which is positive vector.

  Any vector whose magnitude is greater than 1 is never be a negative vector.

  The velocity of a falling object is towards bottom, that is towards negative Y axis. So that vector is negative.

7 0
3 years ago
Use the data from Table D of your Student Guide to answer the questions. Be sure to round your answers to the
Vikentia [17]

Answer:

2kg cart = 16.0

4kg cart =8.1

6kg cart =5.3

Explanation:

8 0
3 years ago
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What is the average velocity of a bowling ball that moves down the lane 8 meters in 4 seconds?​
Tema [17]

Answer: 2m/s

Explanation:

V avg = Displacement / time

Displacement is 8

Time is 4

V avg = 2

8 0
3 years ago
using newtons law a force of 250N is applied to an object that accelerates at a rate of 5M/s2 what is the mass of the object?
AURORKA [14]

Answer:

50 kg

Explanation:

F = ma

250 N = m (5 m/s²)

m = 50 kg

7 0
3 years ago
A car on a straight road starts from rest and accelerates at 1.0 meter per second? for 10. seconds.
Marysya12 [62]

Answer:

11 or 10 meters a second

Explanation:

pretty sure thats my explanation "pretty sure" like my confidence? mark me brainliest bad at spelling lol

7 0
2 years ago
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