Which is true? A.
The ocean has no effect on the temperature on the land.
B.
Ocean water does not move between locations.
C.
Ocean currents affect temperatures on land.
D.
All ocean water is the same temperature.

Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons

Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled