Test
Science Energy
Crea una cuenta gratis para terminar este test
Guarda tu progreso y consulta tu resultado final.
¿Ya tienes cuenta? Inicia sesión
Preguntas del test (23)
1What is a Joule?
- AA unit of energy
- BA type of energy
2Why is energy important?
- AIt makes things move and grow.
- BIt is required to make things happen.
3What is potential energy?
- AEnergy which can be change to different types.
- BEnergy stored in an object due to its position.
4What is heat energy?
- AEnergy that is possessed by all hot objects.
- BEnergy which is hot
5What is chemical potential energy?
- AEnergy held in bonds between atoms.
- BEnergy from chemicals
6What is kinetic energy?
- AEnergy from stationary objects
- BEnergy possessed by all moving objects.
7What is a Watt?
- AA unit of energy
- BA unit of power
8What is electrical energy?
- ACurrents in electric.
- BEnergy carried by moving charges
9Gravitational potential energy?
- AEnergy possessed by all objects, which are high up
- BEnergy in falling objects
10What is elastic potential energy?
- AEnergy in rubber bands
- BEnergy stored in squashed or stretched objects
11What is nuclear potential energy?
- AEnergy stored in the nucleus of an object.
- BEnergy in radioactive materials
12When would an object have more kinetic energy?
- AWhen it increases speed
- BWhen it slows down
13Why is heat energy a type of kinetic energy?
- ABecause fire moves
- BBecause it is due to the movement of particles, which speed up when an object is heated.
14What is radiant energy?
- AEnergy carried by electromagnetic waves like light and xrays.
- BEnergy that is radiant
151 Kilo Joule is equal to...
- A1000 Joules
- B100 Joules
161 calorie is equal to...
- A4 kilo Joules
- B4.2 kilo Joules
17How to interpret constant speed?
- AEqual distance in equal interval of time
- BThe graph is bent
18How to interpret accelerating graph?
- AUnequal distance in equal interval of time
- BStraight graph
19Energy input=_____ energy+_______ energy
- AUseful and waste
- Bheat and chemical
20How to find the energy efficiency of something?
- ADivide by 5 then times 100
- BUseful energy output
divide
total energy input
times 100 and answer is in %
21How to find distance with speed and time?
- ASpeed divided by time
- BTime divide by speed
22How to find time with distance and velocity?
- ADistances divide by velocity.
- BTimes distance by velocity
23What is the conservation of energy law?
- AEnergy can neither be created or destroyed but it can be changed from one form to another (or passed between objects)
- BEnergy cannot be over used
Información
- Descripción
- Elementary/Primary School Exams Science Test sobre Science Energy, creado por chrisrod98 el 07/06/2013.
- Autor
- chrisrod98
- Idioma
- English
- Visitas
- 142
- Etiquetas
- Valoración
- 5,0 de 5 · 1 valoración Valora este test