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OCR: MASS AND WEIGHT OUR WEIGHT results from the force of the Earth's gravity on 194kg 317N your body. On the moon, your weight MOON would be much less because of the weaker pull the moon's gravity. Weight differs from mass: your mass constant whatever the force gravity Scientists measure mass in kilograms (kg). This indicates the amount matter in your body Scientists measure weight it newtons N The Earth exerts force Of 9.81 on mass of 1 kg at sea level on the Earth surface JOURNEY TC THE MOON The astronaut mass is equalon Earth and the moon, but weight less on the moon than o Earth. UNIT: mAss AND ALSO MEASUREMENT ENERG Y 7OUR equal