Weegy: When considering gravity acceleration and the force of acceleration, direction of the force and the direction of acceleration must be the same as each other must be true. User: Which system of measurement has been standardized worldwide for scientific uses? • A. The English System O B. The Arabic System • C. The Systeme International • D. The French System Weegy: The Systeme International has been standardized worldwide for scientific uses. User: If the centripetal and thus frictional force between the tires and the roadbed of a car moving in a circular path were reduced, what would happen? Weegy: If the centripetal and thus frictional force between the tires and the roadbed of car moving in a circular path were reduced: The car would begin to move in the direction it was headed in a straight line. User: What's true about the elliptical path that the planets follow around the sun? • A. A vector can be drawn from the center of one planet to the center of an adjacent planet. O B. A line can be drawn from the planet to the sun that follows the same curve as the ellipse. • C. A line can be drawn from the planet to the sun that sweeps out equal areas in equal times. O D. A scalar can be measured from the angle that the planet travels relative to the sun's orbit. Weegy: A line can be drawn from the planet to the sun that sweeps out equal areas in equal times. - is true about the elliptical path that the planets follow around the sun. User: If an astronaut has a mass of 80 kilograms on earth, what will the force of gravity on their body be on the moon? Weegy: If an astronaut has a mass of 80 kilograms on earth, the force of gravity on their body on the moon is 128 N. User: When a person spins a bucket of water in a circle, the force acting on the bucket to keep the water inside is called • A. mass. O B. acceleration. O C. gravity. • D. centripetal force. Weegy: When a person spins a bucket of water in a circle, the force acting on the bucket ... (More)