A description of two 'reactions' with household chemicals is outlined. For each students identify if the reaction is chemical or physical and provide an explanation for their answer.
Students interpret information about unnamed planets and their length of year to answer questions about their distance from the Sun and the order of these planets from the Sun.
Students are provided with data showing the temperature and the cloud cover over a one week period. Students use this information to identify the two nights that would be the best to protect plants outside from possible frost damage and also to identify why protection is needed on such nights.
For this practical students are required to investigate how the use of pulleys affects the effort force needed to raise a load. Students gather results, write a conclusion, and describe two situations in which a pulley system would be useful.
This practical task requires students to order numbers with 2 decimal places from smallest to largest using digit cards. New numbers with 2 decimal places are then created with the digit cards.