javascript
function checkCollision(cube1, cube2) {
    return cube1.x < cube2.x + cube2.width &&
           cube1.x + cube1.width > cube2.x &&
           cube1.y < cube2.y + cube2.height &&
           cube1.y + cube1.height > cube2.y;
}

function resolveCollision(cube1, cube2) {
    const velocityDiff = cube1.velocity - cube2.velocity;

    // Calculate the new velocities after the collision
    const newVelocity1 = (cube1.velocity * (cube1.mass - cube2.mass) + (2 * cube2.mass * cube2.velocity)) / (cube1.mass + cube2.mass);
    const newVelocity2 = (cube2.velocity * (cube2.mass - cube1.mass) + (2 * cube1.mass * cube1.velocity)) / (cube1.mass + cube2.mass);

    // Update the velocities of the cubes
    cube1.velocity = newVelocity1;
    cube2.velocity = newVelocity2;

    collisions++;
    updateCollisionInfo();
}