Cargando...
Recursos educativos
-
Nivel educativo
-
Competencias
-
Tipología
-
Idioma
-
Tipo de medio
-
Tipo de actividad
-
Destinatarios
-
Tipo de audiencia
-
Creador
-
Structure of a tapeworm
EduBook Organización
- 1813 visitas
Adult tapeworms are intestinal parasites of vertebrates. They have a very simple structure. Tapeworms do not have a respiratory, circulatory or digestive system. Their body is ribbon-shaped, with a head…
-
Learn. Observe thermal equilibrium
EduBook Organización
- 1708 visitas
What do we need? Three glass containers A thermometer A glass rod What do we do? Put hot water in one of the containers (A) and cold water in the other (B). Measure the temperature of the water in both…
-
-
Look and answer
EduBook Organización
- 1387 visitas
Look and answer: Put a ruler over the scale. How long is it? This scale shows that 3 cm on a map represents 30 cm in reality. Now measure the scale of the street map on this page. What does 2 cm on this…
-
Learn...Meteorogical instruments
EduBook Organización
- 1307 visitas
Specialised instruments are used to record weather variables such as pressure, temperature, humidity, rainfall, wind strength and wind direction. These instruments are found in weather stations. An…
-
Ancient Roman units of length or distance
Cristina Seco Organización
- 636 visitas
The ancient Romans were sophisticated engineers, and consequently had well-defined units of measuring lengths and distances, and their relationships to each other are well known. However, no actual…
-
Complete. Pressure
EduBook Organización
- 2875 visitas
Complete the text with the correct words. The relationship between force applied and the surface area it is applied to is : , P, is the ratio of the applied, F, to the , A, over which it is exerted: P =…