A family is taking a road trip. They drive 75 km, stop to take lunch, and then drive 75 km more to
their destination. The trip takes them 2 hours. I
What was the average speed of their trip in
km/hr?
average speed =

PLEASE I NEED THIS RIGHT NOW PLEASE SOMEONE ANSWER AND I’LL PUT IT AS THE BRAINLIEST ANSWER

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?

Afeather of mass 0.001 kg falls from a height of 2 m. under realistic conditions, it experiences air resistance. based on what you know about friction, what can you say about the kinetic energy of the feather as it reaches the ground? acceleration due to gravity is g = 9.8 m/s2. a. ke < 0.0196 j b. ke = 00196 j c. je = 0 j d. ke > 0.0196 j

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