Help me plz in my test

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

If you put a helium-filled balloon in the refrigerator, what will happen?