Changes of State & the Particle Model
1. This question has 4 part(s).
1.1. A student draws diagrams that represent three states of matter.
Figure 1 shows the arrangement of particles in a liquid.
Figure 1
Complete the boxes to show the arrangement of particles in a solid and a gas.
1.2. Density can be determined using specific equipment.
Draw lines to match the piece of equipment with the correct use.
1.3. Give the correct order for this experiment by numbering the following sentences from 1-6.
Fill the eureka can with water up to a point just below the spout | |
Carefully lower the object into the eureka can | |
Place the object on a digital balance and note down its mass | |
Repeat these measurements and take an average before calculating the density | |
Measure the volume of the displaced water in the measuring cylinder | |
Place an empty measuring cylinder below its spout |
1.4. The density can is left still wet in a warm room. After several hours the can is dry.
Name the process that occurs, and explain what happens to the water. Use your ideas about molecules in your answer.
Ai এর মাধ্যমে
১০ লক্ষ+ প্রশ্ন ডাটাবেজ
প্র্যাকটিস এর মাধ্যমে নিজেকে তৈরি করে ফেলো
উত্তর দিবে তোমার বই থেকে ও তোমার মত করে।
সারা দেশের শিক্ষার্থীদের মধ্যে নিজের অবস্থান যাচাই
No related questions found
