Peso (Masa)
- Change to grams: 35 mg, 2348 mg, 4,58 kg, 35 kg.
- Fill the gaps:
- 4200 g = … kg; 5750 kg = … t; 600 kg = … t; 755 g = … kg
- 0.58 kg = … g; 3.75 t = … kg; 15.2 kg = … g; 750 kg = ... t.
- 98 kg = ... g; 56 mg = ... g; 125 mg = ... g; 7,8 kg = ... g
- La dosis máxima de paracetamol que puede ingerir una persona es de 3 g. Mira la etiqueta del siguiente medicamento y calcula cuántos comprimidos como máximo se podrían tomar en un día si se estuviese enfermo.
- Un camión ha cargado 45 cajas de 34 kg cada una. La TARA del c
- amión es de 3 700 kg. ¿Cuántas toneladas pesa el camión cargado?
- Search the web for the weights of a blue whale and an African elephant. How many elephants will it take to equal the weight of a whale?
Imperial system equivalences
Imperial system equivalences
- 16 ounces = 1 pound2240 pounds = 1 ton
Examples of the everyday use of imperial measures are:
- pounds for the weight of people (in conversation).
- ounces for the weight of food ingredients in a food recipe
- Fill the gaps:
- 5 pounds = … ounces
- 3 tons = … pounds
- 4 pounds = … ounces
- 32 ounces = … pounds
- 11 200 pounds = … tons
- 128 ounces = … pounds
- 1 ton = … ounces
Conversion factors
Conversion factors
You need to know the approximate conversions between certain imperial units and metric units.
The symbol ‘≈’ means ‘is approximately equal to’.
- 1 pound ≈ 0,45 kil
- ograms (1 lb ≈ 0,45 kg = 1/2 - 1/20 kg. Trick: one half minus one tenth of one half). For example: 200 lbs is about 90 kg (200/2 - 20/2).2.2 pounds ≈ 1 kilogram (to convert kg to lbs, multiply by 2 and add 1/5 of the given quantity). For example: 50 kg is about 110 lbs (50x2 + 50/5).
- 1 ounce ≈ 30 grams (actually, 28.349523125 grams).
- 1 ton ≈ 1 000 kg (actually, 1 016 kg (UK); 907 kg (US)).
- Use the conversion factors above to find the following approximations. Note: An answer should be rounded when it has several decimal places, since it is only an approximation.
- 6 kg = … pounds
- 11 pounds = … kg
- 56 kg = … pounds
- 200 pounds = … kg
- Which is heavier, a tonne or a ton? Show your working clearly.
- The weight of 1 cm3 of water is about 1 gram.
- What is the weight of 1 litre of water:
- in grams?
- in kilograms?
- What is the approximate weight of 1 gallon of water:
- in grams?
- in kilograms?
- What is the weight of 1 litre of water:
- Mrs Hall weighs a chicken on some kitchen scales. The chicken weighs 3½ kilograms. Change 3½ kilograms into pounds. Give your answer to the nearest pound.
- Beth weighs 10 stone 5 pounds and her height is 5 feet 4 inches.
- Estimate her weight, to the nearest kilogram.
- Estimate her height, to the nearest centimetre.
- Accede a esta web averigua cuantas monedas necesitas para conseguir el peso onza.
- What is the weight of an A4 sheet of paper? Data: Its quality is 80 gr/m2.
- Find out how many sheet of papers or pieces of them do you need to make one of each of the above units of weight.
Links
Links