1 Mechanics

Horizontal boom - Video

demonstration image
Catalog: 
1J30.40
Location: 
3_1
Video Encyclopedia :The tension in the wire is measured with a spring scale for two different boom structures.

Cart on a Cart

The carts are uncoupled before hitting a block solidly secured to the floor. The
Catalog: 
1F30.30
Location: 
wall
A cart is stacked on top of another cart and are coupled together. A rider on the stack of carts is pushed. Once the carts are up to speed they are uncoupled just before striking an object that stops the lower cart. The top cart continues at the same speed as before the impact. The lower cart stops due to an external force.

Racing Disks

Catalog: 
1Q10.40
Location: 
Ae2
A set of four gray disk with the same radius and width, but with differing mass distributions.

Roman Arch

Pushing down makes the bridge stronger.
Catalog: 
1J30.901A
Location: 
Ab6
Loose bricks are held in place by weight in Roman Arch. Keystone.

Old Fashioned Top

Catalog: 
1Q60.16
Location: 
Ae3
An old fashioned top that you throw with a string.

Double ball drop

Catalog: 
1N30.60A
Location: 
Double ball drop (basketball & tennis ball)

Accelerometers - Video

demonstration image
Catalog: 
1G20.76B
Location: 
3_1
Video Encyclopedia :Two jars of water, one has a light ball tethered to the bottom, the other has a heavy ball suspended from the top.

Gyro with Adjustable Weights - Video

demonstration image
Catalog: 
1Q50.70C
Location: 
3_1
Video Encyclopedia :A small gyro is at the end of a pivoting rod with an adjustable counterweight.

Blackboard force table - Video

demonstration image
Catalog: 
1J30.50
Location: 
3_1
Video Encyclopedia: This looks like a magnetic vertical force board. A circle is marked with angles every 10 degrees.

Newton's sailboat

The fan can be rotated. Watch out for your fingers when you flip the switch.
Catalog: 
1H10.20A
Location: 
Ab4
A battery powered fan and sail can be mounted on a cart. Three cases are demonstrated: 1) sail attached, fan not attached; 2) both sail and fan attached; 3) fan attached, no sail. See 1J30.60.

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