Lesson Check

1. Use comparative relational thinking to

choose which equation is true.

a. 56 + 42 = 63 + 49

b. 87 + 55 = 91 + 51

c. 61 - 37 = 57 - 41

d. 77 - 39 = 85 - 31 V

A cylindrical shaped vase has a radius of 13 cm and a height of 27 cm. a. how many liters of water would it take to completely fill the vase?

Do all types of waves need a medium to travel through

In a closed circuit, the current only flows from the power source to an electrical device such as a lamp.

Where do bobcats live?

A piece of metal with a mass of 22 g at 92 °c is placed in a calorimeter containing 53.7 g of water at 21 °c. the final temperature of the mixture is 55.3 °c.

Which of the following would be a good question that could be scientifically investigated? what is the best advice a parent can give a child what is the most appropriate number of dogs per household do cherry popsicles freeze slower than orange

Formulas (equations) : A = 3x and B = 5x + 1 As x increases, does A or B go up faster? if x=0, then A=? if x=1 then B=?

Sound travels 2146 m through a material in 1.4 seconds. What is the material?

What two pieces of data indicates that uranus resides in the outer layer of the solar system.

What is acceleration? a. change in velocity/change in time b. change in distance/change in time c. change in mass/change in volume d. change in pressure/change in time