Homework Help: Science

Posted by Anonymous on Tuesday, March 12, 2013 at 10:09am.

1. Acceleration involves a change in ____. (1 point)
speed
velocity
displacement
direction
2. Which of the following statements about acceleration is true? (1 point)
Like velocity, acceleration has a direction.
Your acceleration is positive when you speed up.
Your acceleration is negative when you slow down.
all of the above
True or False
3. To find acceleration, subtract the final velocity from the initial velocity and divide by the time. (1 point)
true
false
4. When you run around a track at 5 km/h, your velocity is accelerating. (1 point)
true
false

Science - Anonymous, Tuesday, March 12, 2013 at 10:10am
i think the answers are
1.velocity
2.all of the above
3.true
4.false
Science - Anonymous, Tuesday, March 12, 2013 at 10:22am
CAn someone check for me please
Science - Writeacher, Tuesday, March 12, 2013 at 10:30am
I don't know about 3 & 4, but if you read #2 carefully, you'll see why your choice for #1 is incorrect.
Science - Anonymous, Tuesday, March 12, 2013 at 10:34am
oh thanks it's speed
Science - Anonymous, Monday, March 25, 2013 at 10:34am
The answer is
1: Velocity
2: all of the above
3: false
4: true
Science - Theanswerguy, Thursday, May 16, 2013 at 10:03pm
The answers are
1.Velocity
2.All of the above
3.False
4.True

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