# Physics

29Jan

### Why does a pendulum eventually stop swinging?

calijenkins23 Physics 2 0
29Jan

### A quarter is 2.4 millimeters thick. How tall are the following stacks of quarters? a. A stack worth 50 cents b. A stack worth \$1 c. A stack worth \$5 d. A stack worth \$1,000 (Give your answer in millimeters and meters.)

Drecksler7 Physics 1 0
29Jan

### What does thermal energy mean?

bubbies Physics 1 0
29Jan

### An example of intentionally increasing friction?

stephhall Physics 2 0
29Jan

### What is the law of reflection?

yungbavo2 Physics 2 0
29Jan

### the source of energy for all plants

LiaBurdeshaw Physics 2 0
29Jan

### If all of the forces acting on an object balance so that the net force is zero, then (A) the object must be at rest (B) the object’s speed will decrease (C) the object will follow a parabolic trajectory (D) the object’s direction of motion can change, but its speed cannot (E) None of the above

Izola146 Physics 1 0
29Jan

29Jan

29Jan

### The breeze during a sunny day at the beach is usually a result of _________________________________________.                                                                          A) the water heating faster than the land B) planes flying overheat with large banners C) the land heating faster than the water D) boats passing the shore too closely

starglitter Physics 2 0
29Jan

29Jan

mini Physics 1 0
29Jan

29Jan

### explain how machines make work easier if they still require that the same amount of work be done.

noeleenjones Physics 2 0
29Jan

### What type of soil can become as hard as stone when dries out

korra4non Physics 2 0
29Jan

### Explain why cool rock material sinks when convection takes place in the mantle?

531073 Physics 1 0
29Jan

### Mt. Everest is 29,028 feet high. How many miles is this?

Iesha331 Physics 2 0
29Jan

### the process in  which water ice wind and gravity drop newly formed sedinments is called

Mungin407 Physics 2 0
29Jan

### People in the United States know that water boils at 212F. In Europe, people know that water boils at 100 C. Is the water in the U.S. Different than the water in Europe? What explains the two different temperatures?

Girasol Physics 2 0
29Jan

### Which motion causes the Coriolis effect onEarth? (1) revolution of Earth around the Sun (2) revolution of the Moon around Earth (3) rotation of Earth on its axis (4) rotation of the Moon on its axis When water vapor condenses, how much heatenergy will be released into the atmosphere? (1) 2260 joules/gram (2) 4.18 joules/gram (3) 334 joules/gram (4) 2.11 joules/gram

XCrunner Physics 1 1
29Jan

### Although the production of heat may be bad in some cases, describe another example where the production of heat is good.

ldterrell75 Physics 2 0
29Jan

### Explain how information is transferred from one telephone to another one when both the telephones are mobile phones

Jackianson Physics 2 0
29Jan

### a sealed of gas at 101,000 Pa is expanded, reducing the volume from 0.5m3 to 0.25m3.

slotierzo Physics 1 0
29Jan

### How to do the equation p1v1 = p2v2 as an equation layed out like: P1V1=P2V2 equation answer for the question "A sealed of gas at 101,000 Pa is expanded, reducing the volume from 0.5m3 to 0.25m3."

slotierzo Physics 1 0
29Jan

### which has greater buoyant force, light corn syrup or the vegetable oil?

Lynwood222 Physics 1 0