G7 Revision

Which of the following releases chemicals such as nicotine, tar and carbon monoxide? a. cigarettes b. lungs c. smoke d. asthma

An __________ is made up of only one type of atom.

Guess the laboratory apparatus

Guess the laboratory apparatus

TRUE OR FALSE: Bunsen burners are used to heat substances to very high temperatures.

TRUE OR FALSE: Food such as probiotic yoghurt contains lots of helpful bacteria.

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Which of the following diseases is thought to be influenced by inheritance and being exposed to smoking in the womb or as a young child? a. cancer b. asthma c. nicotine d. cigarettes

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Substances that dissolve are described as ____________.

TRUE OR FALSE: Wearing safety goggles is important when performing experiments.

_____________ are made up of different elements.

TRUE OR FALSE: Safety is not important in a science laboratory.

TRUE OR FALSE: Breathing is something that we do without even thinking about it.

Guess the laboratory apparatus

TRUE OR FALSE: Measuring cylinders come in different sizes.

Which of the following can cause cancer? a. cilia b. alveoli c. oxygen d. tar