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Physics, 31.08.2019 08:10 asenath6636

I'm giving out a lot of points for whoever me and answers correctly! 3 questions to answer! answer them ! : d
1 - which of these is a good example of newton's first law of inertia?
a) a ball sits motionless on the ground
b) a ball gathers speed as it rolls downhill
c) a ball accelerates as it falls out of a classroom window
d) a ball returns to your hand after you throw it up in the air
2 - the space shuttle is located exactly half way between the earth and the moon. which statement is true regarding the gravitational pull on the shuttle?
a) the moon pulls more on the shuttle
b) the earth pulls more on the shuttle
c) both are equal due to equal distances
d) both are equal due to the mass of the shuttle
3 - in which situation is the acceleration of the car negative?
a) the velocity of the car was 75/h over 4 hours
b) the velocity of the car reduced from 50 km/h to 35 km/h over one minute
c) the velocity of a car increased from 40 km/h to 75 km/h over 15 minutes
d) the velocity of a car was 45 km/h at 2: 00 pm and at 4: 00 pm the velocity of the car was 85 km/h

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