I found an answer from www.quora.com

**If two cars** are **both traveling** at **exactly 60 mph towards each other** ...

**Speed**. +3... **If two cars** are **both traveling** at **exactly 60 mph towards each other**
and **have** a **head**-on **collision**, is the **impact speed 120 mph** or is it **60 mph**?

For more information, see **If two cars** are **both traveling** at **exactly 60 mph towards each other** ...

I found an answer from www.bbc.com

Motion - Revision 3 - KS3 Physics - BBC Bitesize

Learn how the average **speed of** an object is calculated and how ... motorway,
you may **have** noticed that other **cars** passing by appear to move slowly past you,
... Objects **moving** in opposite directions **towards**, or away from, **each other**, Add
**the two speeds** together ... Struggling to **get** your **head** round revision and exams
?

For more information, see Motion - Revision 3 - KS3 Physics - BBC Bitesize

I found an answer from www.history.com

The Great New England Hurricane - HISTORY

Feb 9, 2010 **...** Around **2**:30 p.m., the full force **of** the hurricane made landfall, ... Winds in excess
**of 120 mph** caused a storm surge **of** 12 to 15 feet in ... northward across
Massachusetts, gaining **speed** again and causing great flooding. ... **All** told, 700
people were killed by the hurricane, 600 **of** them in ... **Get** More History!

For more information, see The Great New England Hurricane - HISTORY

I found an answer from www.khanacademy.com

Projectile on an incline (video) | Khan Academy

Challenging problem **of** a projectile on an inclined plane. ... Practice: 2D
projectile motion: Vectors and comparing **multiple** trajectories .... making the tilted
plane flat, and gravity pulling at a **60** degree angle instead **of** a 90? **All** you would
**have** to do is use trig to find that instead **of** gravity **having** a force **of** -9.8, it had a
force **of** ...

For more information, see Projectile on an incline (video) | Khan Academy

I found an answer from en.wikipedia.org

**Speed** limit - Wikipedia

Road **speed** limits are used in most countries to set the maximum **speed** at which
road vehicles ... Some cities **have** reduced limits to as little as 30 km/h (19 **mph**)
for **both** ... to 60 km/h; the rural **speed** limits **of 60 mph** (97 km/h) and 65 **mph** (105
km/h) ... The reasonable **speed** may be **different** than the posted **speed** limit in ...

For more information, see **Speed** limit - Wikipedia

I found an answer from answers.yahoo.com

**Two cars** are driving in opposite directions at **60mph** and **have** a ...

The reason **2 cars** each going **60** aren't the same as 1 car going **120** is this: ... So
the total energy is twice as much with 1 car going twice the **speed**. ... **120 mph** car
**collide** inelastically with an identical one at rest- **the two cars** ... **If** we presume the
mass **of** each vehicle is identical and they "bounce" off **each other** on **impact**, ...

For more information, see **Two cars** are driving in opposite directions at **60mph** and **have** a ...