Paku yang luas penampangnya 3mm² akan ditancapkan ke papan kayu. Bila paku di pukul dengan gaya 0,9N berapa tekanan yang diterima papan kayu?

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