Question

check this please

Answer 1

1.
A car that increases its speed from 20 km/h to 100 km/h undergoes ____________________ acceleration.

2.
It usually takes more force to start an object sliding than it does to keep an object sliding because static friction is usually ____________________ than sliding friction.

3.
In a closed system, the loss of momentum of one object ____________________ the gain in momentum of another object.

4.
The universal force that is effective over the longest distances is ____________________.

5.
As an object’s temperature increases, the ____________________ at which it radiates energy increases.

6.
When a person plucks a guitar string, the number of half wavelengths that fit into the length of the string determines the ____________________ of the sound produced.


7.
The law of reflection states that the angle of reflection is equal to the angle of ____________________

8.
The region where a magnet's force is strongest is at the_________________________.

9.
The magnetic field lines of a bar magnet begin near the magnet’s ____________________.

10.
The energy source used to produce most of the electrical energy in the United States is ____________________.

Answer 2

1. Positive
2. Greater
3. is equal to
4. nuclear forces
5. Rate
6. Pitch
7. Incidence
8. Pole
9. South and north pole
10.????????

Answer 3

Sorry, this is a blatant attempt at asking us to do your homework for you. This also is a science based question not a writing question. Skimming your textbook should provide you with the answers to these questions.

Answer 4

stop on please r.arena because someone want the answer if u can't answer it don't bother saying anything