Unit 1A Test Study Guide

My friend and I went scuba diving.  I dove to a depth of 30 feet while my friend stayed at the surface.  Which integers represent our location?

• Me (0) My friend (30)
• Me (-30) My friend (0)
• Me (30) My friend (0)
• Me (30) My friend (-30)

Which integer represents a loss of 15 yards on the football field?

• 0
• 15
• -15
• -30

I earned $125 last weekend by selling items in a yard sale.  Which integer represents my earnings?

• -125
• 125
• 0

2,250 below sea level.

• 2,250
• -2,250

Which situation could the integer -50 represent?

• An increase of $50 in a bank account
• The temperature on a warm spring day
• The distance driven on the way to the beach
• A decrease of 50 employees

Numbers to the left of zero on a number line are ________

• positive

• negative

• neither

Numbers to the right of zero on a number line are _____

• positive

• negative

• neither

Explain the meaning of zero. The child was 5 inches above normal on the growth chart.

• Normal range on the growth chart

• The child is tall.

• The child is not tall.

• The child is growing fast.

In order for two numbers to be consider opposites they MUST...

• be both positive numbers

• be located on different sides from ZERO.

• have the same Distance from Zero and be located on opposite sides of the number line

• have the same Value

The numbers Shown in the diagram are opposites of each other

• True

• False