The Economy Spark Timer is ideal for determining the rate of acceleration is a falling weight, calculating the speed of a moving cart, or studying the forces of friction. -Students Calculate Speed and acceleration -Items Enclosed for Safety - Cord and Plug Included for 110 VAC Operation -Free-Fall Weight Included The measured object pulls a paper strip through the timer…
To demonstrate that gravitational acceleration down an incline is independent of the falling mass. The two wheeled trolley runs across the room on an inclined overhead cable. Mounting hardware, 10.8 m of cable, and full operating instructions are supplied with the unit. Size is 15 x 10 cm. Mass set and hanger are not supplied with apparatus.
Demonstrate that the forward motion of a ball ejected vertically is the same as that of the vehicle from which it was ejected. A car with ball bearing wheels and vertically mounted spring loaded barrel. The barrel permits two spring tensions. Complete with a 25 mm steel ball and release pin.
This battery-powered timer produces 30 to 50 marks per second for dynamic experiments. 1.5V motor operates on two D-cell batteries (not included). A wooden base improves stability, reduces vibration, and permits attachment to a ring stand post. The striker mechanism acts against an aluminum plate to produce an improved-dot definition on the ticker tape.
Everything is needed to measure the relationship between centripetal force and mass. This kit includes a hollow tube handle, rubber stopper (rotating weight), washers (stationary weights), nylon thread, and complete instructions for you to do centripetal force demonstrations.
A 4cm plastic pulley is mounted on a table clamp with low friction brass cone bearings. It can be used on lab tables, inclined planes, or force tables for experiments involving the resolution of forces, friction, or motion. It can clamp onto surfaces up to 3cm thick. A crossbar on the screw offers a better grip for tightening and the…
Curved ramp to deliver a ball for collision with constant energy. The apparatus includes: Two ½ inch steel balls, One 16mm glass ball, One 1 inch wooden plumb bob. With Instructions.
Students will never get bored with these brightly colored pulleys. They will add color & excitement to any mechanics experiment. These standard-size pulleys are less intimidating to smaller children. Ages 10+
The constant motion machine moves with a uniform speed in a straight line. The machine has a hook attached to its rear end and can pull dynamics carts to demonstrate the concept of vectors and velocity. Requires two AA batteries, not supplied with apparatus.
For experiments in velocity, acceleration, momentum, elastic collisions etc. The plastic carts has deep wells for additional masses, includes two rubber bumpers for inelastic collisions, two spring loops for elastic collisions and an instructions. Each measures 13 x 5 x 3.5 cm and has a mass of 70 gm.
Demonstrates conversion of kinetic energy into heat and sound energy during a collision. Consists of a pair of heavy steel balls. When the balls strike against each other with a piece of paper between the balls, the heat causes a hole to appear in the paper. The kinetic energy of the balls upon collision is converted to heat which is…
For verifying laws of composition and resolution of forces, comprising a machined aluminum table 40 cm dia., scale graduated 360°, on heavy vertical support rod and tripod base. Complete with one ring, and 4 sliding clamp pulleys. Supplied with four cords with rings at one end, without masses.
Dynamic carts with low friction ball bearing wheels and space to carry five ordinary brick. Each cart is supplied with one heavy and one light bumper spring, which can be easily changed. Complete with a loop spring and instructions. Each cart measures 7.5 x 25 cm, exclusive of wheels and bumper spring.
This set includes a fiction block and a friction board, both made of smoothly finished pine wood. The friction block has a hook for the spring scale and two compartments for additional weights. It can be placed face-up or sideways. Students can vary the weight or area of contact to see their impact on the friction force. Comes with three…
Use this friction block with an attached hook for force and motion studies. This wood block measures approximately 6" x 3" x 1.25" and weights about 5.75 ounces.
To understand the relation between friction and smoothness of materials consists of three wooden blocks measuring approximately 3-15/16″ L x 2- 3/4″ W with hooks. The first block has a polished side, the second has a sandpaper side, and the third has an aluminum side. Complete with the polished wooden base measuring 14″ L x 2-3/4″ W.
To illustrate the concept that friction depends on the nature and smoothness of materials. The kit consists of a glass mirror with sandpaper affixed to one side and two wooden blocks, one with a hook and the other with an eye. The latter block has a mirror cemented to one face. Both static and sliding frictional forces between different surfaces…
To Study the effects of friction using 4 different surface materials on a board Includes surface board, hooks and wooden blocks, With instruction manual.
Gyroscope with Gimbal Cradle is an excellent, inexpensive apparatus, which is used to explore the mysteries of precession, inertial guidance, gyroscopic compasses, and stabilization. It is precision machined and balanced and runs smoothly with little vibration. Provided with pull string with handle, weight set, and support hook. A pendulum mounting is also supplied that can be used for investigating the…
Molded body with a central well for additional masses. A hole in one end of the body enables a cord to be attached. Dimensions: approx. 13 x 5 x 3.5 cm.
This durable carriage has a one-piece high-impact plastic body. The machined aluminum wheels and axles are mounted on hardened steel cone bearings for minimum friction and long life. Designed to be used with all types of inclined planes. 5 3/4” L. Ages 13+
With a built-in length and angle scales. Metal construction, the plane is 60cm long and adjusts from 0° to 45°. With an adjustable pulley, roller, cord, and weight pan.
The apparatus has been specially designed to perform experiments on force and acceleration. 1.2 m long aluminum track has a spring-based force mechanism mounted permanently at one end. The spring mechanism produces force using a multi-position trigger. Determine acceleration speed and distance attained by applying a variable force. The track is mounted on three plastic feet. The apparatus comes with…
For investigating the nature of mass and the distinction between mass and weight. Two metal trays 130 x 55 x 23 mm are joined together with two spring steel strips of 23 mm width, the distance between the trays being 215 mm. One tray is drilled to accept 3 equal cylindrical masses. The other tray can be clamped to a…
Understanding the principles of physics that occur on a roller coaster has become easier. This triple play apparatus consists of three tracks, one straight down, one with one loop, and the third with two loops. All three have different straight-up track lengths. At the end of each track is a catch sack to prevent losing the ball. The straight track…
To demonstrate the conservation of energy, conservation of momentum, and projectile motion. Consists of a metal track to drop a steel ball, and a circular scale for measuring the angle at which the ball drops. Includes two steel balls and instructions. Size: approx. 110 cm L.
A fun way to learn about velocity and acceleration. Launch marbles at five different speeds. The safety guide is printed directly on the hardwood marble launcher's surface. A protractor is built into the launcher. Includes two marbles and an experiment guide. 16 in. L c 10in. W x 11-1/2 in. H.
Useful for demonstrating momentum, conservation of energy and torque, a large flywheel suspended by two strong cords. The cords are wound around the shaft of the wheel and then released. The wheel will unwind as it falls, but will wind itself back up as the momentum carries the wheel upward in the opposite direction. This oscillation process will continue for…
To understand the relationship between moments of force, the amount of force, and the length of the lever arm. Includes a meter stick, three knife-edge clamps, aluminum support, two mass hangers, slotted masses from 1 gm to 500 gm, and a storage rack.
To demonstrate that 2 bodies will strike the floor at the same time even when their paths of flight and horizontal velocity components are different. Consists of a base, spring plunger, 2 steel balls (1 solid, 1 pre-drilled), with instruction sheet.
Large size to clearly explain the theory. Wooden frame consists of five nickel plated steel balls of uniform mass suspended from the frame. Includes instructions. Size: approx. 9″ L x 7″ W x 8″ H.
Approximately 28 cm long clamp designed to hold 3 pendulums, all pendulums can be individually adjusted without disturbing the others. With knurled thumbscrews to keep suspension cords secure.
Demonstrate how to string length and mass affect the movement of a pendulum. Simply attach strings of different lengths with different weights to the pendulum clamp and observe the differences in motion. Includes a heavy-duty pendulum clamp, a support stand with a 6 in. x 11 in. support base, and a 36 in. L rod, four 25 mm pendulum bobs…
Strong, all-metal construction. Height can be adjusted vertically and tightened at any point from parallel with the clamping surface up to 2 in. above it. Mount on a surface up to 2 in. thick. The aluminum pulley is 1-1/8 in. dia.
The Pulley Demonstration Set is designed to illustrate the working principle of simple machines. From the wheels on a bicycle to the gears in a car, the Pulley Demonstration System helps explain how things work. It helps students to understand the concepts of mechanical advantage, the efficiency of fixed and moveable pulleys, etc. Students perform quantitative experiments on fixed and…
Aluminum pulley, 70 mm diameter in a metal bracket with two clamping screws for bench and rod support respectively. The bracket may be clamped to a board or bench edge up to 38 mm thick, screwed to a flat surface or held in a 13 mm diameter support rod.
Brightly colored single and double tandem pulleys will add fun to your experiments. Made of durable lightweight plastic these 50mm diameter pulley blocks are held in a chrome plated metal frame. Illustrated activity guide included. Ages 7+.
Sturdy nylon constructed clamp pulley. The ball bearing sheave is 4.5 cm in diameter and can be adjusted from flush with the tabletop to 13 cm above it. In addition, the pulley can be rotated 360° to suit any experimental setup. Attached to tables up to 4.5 cm thick.
A low cost pulley for simple machines experiments, rigid plastic sheave with a deep V – groove, 50 mm in diameter. Can be attached to surfaces up to 25 mm thick.
Demonstrates the typical concept behind the architecture of roman arch structures, which are famous for their strength in compressive loading. Comprises a pre-assembled 3-part buttress and a set of 23 wooden blocks. A fully assembled arch can easily support the weight of a child.
The heavy duty rotating platform illustrates the concept of rotational inertia. The platform can easily withstand weight of 80 kg. Solid, heavy metal legs and grooved platform ensures maximum stability.
To demonstrate the Second Law of Motion simply and accurately, two identical balls one drilled, and the other solid is used. When the release lever is triggered, the internal spring accelerates one ball and releases the other, showing that two balls dropped from the same height hit the ground at the same time even though one is traveling forward when…
Ever wonder how a clock works? For centuries the pendulum clock was used to keep time. The Simple Pendulum kit shows you why you can measure time with a ball and string and how to do it. Includes a tape measure, two different pendulum balls, six feet of string, and an activity guide. Ages 7+.
This student force table is a complete set with these new features: -Dual scale that allows students to take readings either clockwise or counterclockwise; Four complete weight sets (each contains 2 of 5g, 4 of 10g, 4 of 20g brass slotted weights and a 20g brass weight hanger), four pulleys with clamps and two sets of strings that allows students…
Designed to clamp to an upright support rod or crossbar. Tape, carbon discs and instructions are included. Size: 7”L x 2”W x 1 1/4 “H. With 38mm Carbon Disc (12)
Consists of two disks which can be loaded with up to 8 ball bearings in internal compartments. Load one disk symmetrically and the other non-symmetrically to show the difference. Instructions and eight solid balls included.
13 cm diameter molded wheel contains 4 grooves of different diameters in the ratios 1, 3, 5 & 7. The grooves are wide and flat bottomed ensuring an exact diameter for each groove, each comes with a small hole to retain the cord. The back of the wheel is hollow to minimize the mass and inertia. Wheel is attached to…
