Answer:
iron have magnetic features which connects with magnets. That's why it's used to visualise
The answer is A for number 1 and D for 2
The equation is already balanced.
Well red blood cells carry oxygen to muscles
Circulatory system is probably the answer you are looking for.
The correct answer is D) Dan's sister was correct because Dan's legs touched the car seats. That is an indicator of heat transfer by conduction.
Conduction only happens when a heated object touches a non-heated (or not as heated) object. Radiation did cause the car to become hot, but conduction caused Dan to get burned.
Hope this helps!! :D